CN113146378A - Integrated equipment is used in production of weight lifting barbell pole - Google Patents
Integrated equipment is used in production of weight lifting barbell pole Download PDFInfo
- Publication number
- CN113146378A CN113146378A CN202110706111.4A CN202110706111A CN113146378A CN 113146378 A CN113146378 A CN 113146378A CN 202110706111 A CN202110706111 A CN 202110706111A CN 113146378 A CN113146378 A CN 113146378A
- Authority
- CN
- China
- Prior art keywords
- mounting
- barbell bar
- weight lifting
- bottom plate
- assembly
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/04—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/06—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by liquid or gas pressure only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses an integrated device for producing a weight lifting barbell bar, which comprises: a base plate; at least one pair of mounting assemblies, wherein in the same pair of mounting assemblies, two mounting assemblies are symmetrically and slidably arranged above the bottom plate, and when the two mounting assemblies slide close to each other, the barbell bar can be clamped to fix the position of the barbell bar; the driving piece is used for driving the mounting assemblies to slide so as to drive the two mounting assemblies in the same pair to move away from or close to each other; and the polishing assembly is configured on the mounting assembly and is used for polishing the barbell bar. In the invention, the clamping action of the mounting assembly and the feeding action of the grinding assembly are realized by the same driving piece, so that the structure of the device is simplified, the production and manufacturing cost of the device is reduced, the two actions occur simultaneously, and the processing efficiency of the barbell bar is also improved.
Description
Technical Field
The invention belongs to the technical field of barbell bar production, and particularly relates to integrated equipment for weight lifting barbell bar production.
Background
The barbell bar is generally symmetrically provided with the hand holding parts, so that a weightlifting athlete can hold the barbell bar more stably. In the production process of the barbell bar, the grip part is generally required to be polished by a grinding wheel, so that a rough surface with a larger friction coefficient is formed at the part, and a weightlifter can hold the barbell bar more stably.
However, in the existing integrated equipment for producing the weight lifting barbell bar, the polishing assembly and the fixing assembly are arranged independently, so that in the processing process, the fixing assembly firstly operates to fix the barbell bar and then operates, the polishing head moves to the surface of the barbell bar to be just contacted with the barbell bar, and finally the polishing head rotates at a high speed to polish the barbell bar, so that the processing efficiency of the barbell bar is reduced, and the structure of the equipment is more complex;
meanwhile, in the existing integrated equipment for producing the weight lifting barbell bar, the splashing prevention function for grinding scraps is lacked, the scraps generated by grinding splash and scatter around, and the cleaning by an operator is inconvenient.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides integrated equipment for producing weight lifting barbell bars.
The invention provides an integrated device for producing a weight lifting barbell bar, which comprises:
a base plate;
at least one pair of mounting assemblies, wherein in the same pair of mounting assemblies, two mounting assemblies are symmetrically and slidably arranged above the bottom plate, and when the two mounting assemblies slide close to each other, the barbell bar can be clamped to fix the position of the barbell bar;
the driving piece is used for driving the mounting assemblies to slide so as to drive the two mounting assemblies in the same pair to move away from or close to each other;
and the polishing assembly is configured on the mounting assembly and is used for polishing the barbell bar.
Preferably, the mounting assembly comprises mounting blocks, a mounting groove is formed in one side, close to each other, of each of the two mounting blocks, the polishing assembly is arranged in the mounting groove, and a semicircular clamping groove is formed in the side wall of the mounting groove.
Preferably, the driving part is a hydraulic rod, fixing plates are fixedly arranged on two sides above the bottom plate, and two ends of the hydraulic rod are fixedly connected with the fixing plates and the mounting block respectively.
Preferably, a guide rail is fixedly arranged between the two fixing plates, and the lower side of the mounting block is slidably arranged on the guide rail.
Preferably, the grinding assembly comprises a grinding roller and a driving motor, the grinding roller is rotatably arranged in the mounting groove, the grinding surface and the innermost side of the clamping groove are in the same plane, and the driving motor is fixedly arranged on the mounting block and used for driving the grinding wheel to rotate.
Preferably, the integrated apparatus further comprises: the dust collection assembly is communicated with the mounting groove and used for sucking out the debris in the mounting groove.
Preferably, the dust collection assembly comprises an elastic air bag, sliding plates and a collection box, a sliding opening is formed in the bottom plate, the elastic air bag is arranged in the sliding opening, the sliding plates are arranged in the sliding opening in a sliding mode, the two sliding plates are fixedly connected with the two sides of the elastic air bag respectively and fixedly connected with the two installation blocks respectively, the middle of the elastic air bag is communicated with the collection box through a first air pipe, a one-way valve only leading to the collection box is arranged in the first air pipe, the two ends of the elastic air bag are communicated with the two installation grooves through two second air pipes respectively, and a one-way valve only leading to the elastic air bag is arranged in the second air pipe.
Preferably, one side of the collecting box is provided with an opening, the opening is provided with a filter screen, the middle part below the bottom plate is provided with a base, and the collecting box is arranged on the side below the bottom plate.
Preferably, the middle parts of the two ends of the bottom plate are fixedly provided with support rods, the support rods are vertically arranged above the bottom plate, and the upper ends of the support rods are provided with arc-shaped support grooves.
Compared with the prior art, the invention has the beneficial effects that:
1. the clamping action of the mounting assembly and the feeding action of the polishing assembly are realized by the same driving piece, so that the structure of the device is simplified, the production and manufacturing cost of the device is reduced, the two actions occur simultaneously, and the processing efficiency of the barbell bar is improved;
2. two mounting grooves constitute confined space, and the action of polishing takes place in this confined space, and then the piece that produces is restricted in this confined space, can not splash to all around, and then the operating personnel post processing piece of being convenient for.
3. The suction action is formed by the action of the two mounting blocks approaching and departing from each other, so that the debris in the mounting grooves is sucked into the collection box, and an additional power device is not required to provide suction force.
Drawings
FIG. 1 is a schematic top perspective view of an integrated apparatus for producing weight lifting barbell bars according to the present invention;
FIG. 2 is a schematic perspective view of a portion of the integrated apparatus for manufacturing weight lifting barbell bars according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a schematic bottom perspective view of the integrated apparatus for producing weight lifting barbell bars according to the present invention;
fig. 5 is an enlarged view of the structure at B in fig. 1.
In the figure: the device comprises a base plate 1, a base 2, a fixing plate 3, a hydraulic rod 4, a mounting block 5, a guide rail 6, a driving motor 7, a mounting groove 8, a grinding roller 9, a clamping groove 10, a sliding opening 11, a sliding plate 12, an elastic air bag 13, a collecting box 14, a first air pipe 15, a filter screen 16, a supporting rod 17 and a second air pipe 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, an integrated apparatus for the production of weight lifting barbell bars includes:
a base plate 1;
at least one pair of mounting assemblies, wherein two mounting assemblies in the same pair of mounting assemblies are symmetrically and slidably arranged above the bottom plate 1, and when the two mounting assemblies slide close to each other, the barbell bar can be clamped to fix the position of the device;
the driving piece is used for driving the mounting assemblies to slide so as to drive the two mounting assemblies in the same pair to move away from or close to each other;
and the polishing assembly is arranged on the mounting assembly and is used for polishing the barbell bar.
In the embodiment applying the technical scheme, the barbell bar is firstly placed above the base plate 1 during processing, so that the hand holding part on the barbell bar is positioned between the two installation assemblies in the same pair, then the driving part is started, the driving part drives the two installation assemblies in the same pair to mutually approach, so that the two installation assemblies clamp and fix the barbell bar, meanwhile, the polishing assembly on the installation assemblies is also contacted with the barbell bar, and then the polishing assembly operates to polish the barbell bar;
in the technical scheme, the clamping action of the mounting assembly and the feeding action of the polishing assembly are realized by the same driving piece, so that the structure of the device is simplified, the two actions occur simultaneously, and the processing efficiency of the barbell bar is improved; the preferred mounting assemblies are two pairs, one for each of the two hand grips on the barbell bar.
According to the preferable technical scheme in the embodiment, the mounting assembly comprises mounting blocks 5, one side, close to each other, of each of the two mounting blocks 5 is provided with a mounting groove 8, the polishing assembly is arranged in the mounting groove 8, and the side wall of the mounting groove 8 is provided with a semicircular clamping groove 10; in the specific embodiment, the curvature of the clamping groove 10 is matched with that of the barbell bar, when the two mounting blocks 5 are close to each other, the barbell bar is clamped and fixed through the two clamping grooves 10, and meanwhile, the polishing assembly in the mounting groove 8 is in contact with the barbell bar, so that subsequent polishing operation is facilitated; when two installation pieces 5 carry out the centre gripping to the barbell pole simultaneously, two installation pieces 5 just splice together, and wherein two mounting grooves 8 constitute confined space, and the action of polishing takes place in this confined space, and then the piece that produces is restricted in this confined space, can not splash to all around, and then the operating personnel post processing piece of being convenient for.
In a further preferred technical scheme in the embodiment, the driving member is a hydraulic rod 4, the fixing plates 3 are fixedly arranged on both sides above the bottom plate 1, and both ends of the hydraulic rod 4 are fixedly connected with the fixing plates 3 and the mounting blocks 5 respectively; specifically, by using the hydraulic rod 4 as a driving member, the hydraulic rod 4 can extend and retract to directly drive the mounting block 5 to slide on the bottom plate 1.
In the preferred technical scheme of the embodiment, a guide rail 6 is fixedly arranged between the two fixing plates 3, and the lower side of the mounting block 5 is arranged on the guide rail 6 in a sliding manner; specifically, by providing the guide rail 6, the sliding stability of the mounting block 5 can be improved.
In the preferred technical scheme of this embodiment, the grinding assembly includes a grinding roller 9 and a driving motor 7, the grinding roller 9 is rotatably disposed in the mounting groove 8, the grinding surface and the innermost side of the clamping groove 10 are in the same plane, and the driving motor 7 is fixedly disposed on the mounting block 5 and used for driving the grinding wheel to rotate; in specific embodiment, when two mounting blocks 5 are close to each other, so that two clamping grooves 10 clamp and fix the barbell bar, the large grinding surface of the grinding wheel just contacts with the surface of the barbell bar, and the driving motor 7 drives the grinding wheel to rotate to grind the barbell bar.
In a preferred embodiment of the present invention, the integrated device further includes: the dust collection assembly is communicated with the mounting groove 8 and is used for sucking out the debris in the mounting groove 8; in a specific embodiment, after the machining is completed, the dust suction assembly can suck away the debris in the installation groove 8.
In a further preferable technical scheme in this embodiment, the dust collection assembly includes an elastic airbag 13, a sliding plate 12 and a collection box 14, a sliding opening 11 is formed in the bottom plate 1, the elastic airbag 13 is disposed in the sliding opening 11, the sliding plate 12 is slidably disposed in the sliding opening 11, the two sliding plates 12 are respectively fixedly connected with two sides of the elastic airbag 13 and respectively fixedly connected with the two mounting blocks 5, the middle of the elastic airbag 13 is communicated with the collection box 14 through a first air pipe 15, a one-way valve only leading to the collection box 14 is disposed in the first air pipe 15, two ends of the elastic airbag 13 are respectively communicated with the two mounting grooves 8 through two second air pipes 18, and a one-way valve only leading to the elastic airbag 13 is disposed in the second air pipe 18; in the specific implementation, when two mounting blocks 5 are separated after one grinding action, the mounting blocks 5 drive the sliding plate 12 to slide in the sliding opening 11, so that the elastic air bag 13 is stretched, the fragments in the mounting groove 8 are sucked into the elastic air bag 13 through the second air pipe 18, and when the two mounting blocks 5 approach to each other again, the elastic air bag 13 is compressed, and the fragments are squeezed into the collection box 14; in this solution, the suction action is formed by the action of the two mounting blocks 5 approaching and moving away from each other, drawing the debris in the mounting groove 8 into the collection box 14.
According to the preferable technical scheme in the embodiment, one side of the collecting box 14 is provided with an opening, the opening is provided with a filter screen 16, the middle part below the bottom plate 1 is provided with the base 2, and the collecting box 14 is arranged on the side edge below the bottom plate 1.
In the preferred technical scheme in the embodiment, the middle parts of the two ends of the bottom plate 1 are fixedly provided with the supporting rods 17, the supporting rods 17 are vertically arranged above the bottom plate 1, and the upper ends of the supporting rods are provided with arc-shaped brackets; specifically, the ends of the barbell bar are placed on brackets on the support bar 17 prior to machining, thereby positioning the barbell bar between the two mounting assemblies.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a production of weight lifting barbell pole is with integration equipment which characterized in that includes:
a base plate (1);
at least one pair of mounting assemblies, wherein in the same pair of mounting assemblies, two mounting assemblies are symmetrically and slidably arranged above the bottom plate (1), and when the two mounting assemblies slide close to each other, the barbell bar can be clamped to fix the position of the barbell bar;
the driving piece is used for driving the mounting assemblies to slide so as to drive the two mounting assemblies in the same pair to move away from or close to each other;
and the polishing assembly is configured on the mounting assembly and is used for polishing the barbell bar.
2. The integrated equipment for producing weight lifting barbell bars according to claim 1, wherein the mounting assembly comprises mounting blocks (5), one side of the two mounting blocks (5) close to each other is provided with a mounting groove (8), the grinding assembly is arranged in the mounting groove (8), and the side wall of the mounting groove (8) is provided with a semicircular clamping groove (10).
3. The integrated equipment for producing the weight lifting barbell bar according to claim 2, wherein the driving member is a hydraulic rod (4), fixing plates (3) are fixedly arranged on both sides above the bottom plate (1), and both ends of the hydraulic rod (4) are fixedly connected with the fixing plates (3) and the mounting blocks (5) respectively.
4. The integrated apparatus for producing weight lifting barbell bar according to claim 2, wherein a guide rail (6) is further fixedly disposed between the two fixing plates (3), and the lower side of the mounting block (5) is slidably disposed on the guide rail (6).
5. The integrated apparatus for producing weight lifting barbell bar according to claim 2, wherein the grinding assembly comprises a grinding roller (9) and a driving motor (7), the grinding roller (9) is rotatably disposed in the mounting groove (8), a grinding surface and the innermost side of the clamping groove (10) are in the same plane, and the driving motor (7) is fixedly disposed on the mounting block (5) for driving the grinding wheel to rotate.
6. The integrated apparatus for producing weight lifting barbell bars according to claim 2, further comprising: the dust collection assembly is communicated with the mounting groove (8), and the dust collection assembly is used for sucking out the debris in the mounting groove (8).
7. The integrated equipment for producing the weight lifting barbell bar according to claim 6, wherein the dust collection assembly comprises an elastic air bag (13), a sliding plate (12) and a collection box (14), the bottom plate (1) is provided with a sliding opening (11), the elastic air bag (13) is arranged in the sliding opening (11), the sliding plate (12) is arranged in the sliding opening (11) in a sliding manner, the two sliding plates (12) are respectively fixedly connected with two sides of the elastic air bag (13) and respectively fixedly connected with the two mounting blocks (5), the middle part of the elastic air bag (13) is communicated with the collection box (14) through a first air pipe (15), a one-way valve which only leads to the collection box (14) is arranged in the first air pipe (15), and two ends of the elastic air bag (13) are respectively communicated with the two mounting grooves (8) through two second air pipes (18), a one-way valve leading only to the elastic air bag (13) is arranged in the second air pipe (18).
8. The integrated apparatus for producing weight lifting barbell bar according to claim 7, wherein the collection box (14) is provided with an opening at one side, a filter screen (16) is arranged at the opening, the base (2) is arranged at the middle part below the bottom plate (1), and the collection box (14) is arranged at the side edge below the bottom plate (1).
9. The integrated equipment for producing the weight lifting barbell bar according to claim 1, wherein a support rod (17) is fixedly arranged in the middle of each of two ends of the bottom plate (1), the support rod (17) is vertically arranged above the bottom plate (1), and an arc-shaped bracket is arranged at the upper end of the support rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110706111.4A CN113146378A (en) | 2021-06-24 | 2021-06-24 | Integrated equipment is used in production of weight lifting barbell pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110706111.4A CN113146378A (en) | 2021-06-24 | 2021-06-24 | Integrated equipment is used in production of weight lifting barbell pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113146378A true CN113146378A (en) | 2021-07-23 |
Family
ID=76875931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110706111.4A Pending CN113146378A (en) | 2021-06-24 | 2021-06-24 | Integrated equipment is used in production of weight lifting barbell pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113146378A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR910004280A (en) * | 1989-08-10 | 1991-03-28 | 크레스틴 코빈 | Centering Stand for Cylinder Holder |
| CN105896017A (en) * | 2016-04-28 | 2016-08-24 | 杭州富通电线电缆有限公司 | Manufacturing technique for radio-frequency cable |
| CN110919374A (en) * | 2019-11-20 | 2020-03-27 | 南通市力行机械制造有限公司 | Integrated equipment is used in production of weight lifting barbell pole |
| CN211072965U (en) * | 2019-11-27 | 2020-07-24 | 苏州康索机电有限公司 | Full-automatic deburring device for die castings |
| CN111730685A (en) * | 2020-07-05 | 2020-10-02 | 张宇 | Flexible graphene film production equipment |
| CN112059829A (en) * | 2020-09-11 | 2020-12-11 | 江西福格新能源传动技术有限公司 | Prevent screw conveyer processing of sweeps splash and use absorption formula grinding device |
| CN112476114A (en) * | 2020-11-16 | 2021-03-12 | 杭州铃木燃气具部品有限公司 | Workpiece deburring and drilling device |
| CN112872942A (en) * | 2020-12-30 | 2021-06-01 | 台山市大江泰来工艺制品有限公司 | Wooden chopstick production equipment capable of recycling waste materials |
-
2021
- 2021-06-24 CN CN202110706111.4A patent/CN113146378A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR910004280A (en) * | 1989-08-10 | 1991-03-28 | 크레스틴 코빈 | Centering Stand for Cylinder Holder |
| CN105896017A (en) * | 2016-04-28 | 2016-08-24 | 杭州富通电线电缆有限公司 | Manufacturing technique for radio-frequency cable |
| CN110919374A (en) * | 2019-11-20 | 2020-03-27 | 南通市力行机械制造有限公司 | Integrated equipment is used in production of weight lifting barbell pole |
| CN211072965U (en) * | 2019-11-27 | 2020-07-24 | 苏州康索机电有限公司 | Full-automatic deburring device for die castings |
| CN111730685A (en) * | 2020-07-05 | 2020-10-02 | 张宇 | Flexible graphene film production equipment |
| CN112059829A (en) * | 2020-09-11 | 2020-12-11 | 江西福格新能源传动技术有限公司 | Prevent screw conveyer processing of sweeps splash and use absorption formula grinding device |
| CN112476114A (en) * | 2020-11-16 | 2021-03-12 | 杭州铃木燃气具部品有限公司 | Workpiece deburring and drilling device |
| CN112872942A (en) * | 2020-12-30 | 2021-06-01 | 台山市大江泰来工艺制品有限公司 | Wooden chopstick production equipment capable of recycling waste materials |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210723 |
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| RJ01 | Rejection of invention patent application after publication |