CN111673832A - Punching and welding integrated machine for automobile front bumper - Google Patents
Punching and welding integrated machine for automobile front bumper Download PDFInfo
- Publication number
- CN111673832A CN111673832A CN202010564799.2A CN202010564799A CN111673832A CN 111673832 A CN111673832 A CN 111673832A CN 202010564799 A CN202010564799 A CN 202010564799A CN 111673832 A CN111673832 A CN 111673832A
- Authority
- CN
- China
- Prior art keywords
- punching
- front bumper
- base
- integrated machine
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
-
- 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
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- 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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
- B26D7/04—Means for holding or positioning work with clamping means providing adjustable clamping pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
- B29C66/022—Mechanical pre-treatments, e.g. reshaping
- B29C66/0224—Mechanical pre-treatments, e.g. reshaping with removal of material
- B29C66/02241—Cutting, e.g. by using waterjets, or sawing
- B29C66/02242—Perforating or boring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
- B29C66/022—Mechanical pre-treatments, e.g. reshaping
- B29C66/0224—Mechanical pre-treatments, e.g. reshaping with removal of material
- B29C66/02245—Abrading, e.g. grinding, sanding, sandblasting or scraping
Abstract
The invention discloses an automobile front bumper punching and welding integrated machine, which relates to the technical field of automobile part processing and comprises a base, a moving seat, a punching assembly and an ultrasonic welding assembly, wherein the punching assembly comprises a plurality of punching mechanisms arranged along the appearance direction of a front bumper, each punching mechanism comprises a cylinder seat, a punching cylinder, a punch and a base, and a deburring mechanism is arranged in the base to clean burrs on the lower surface of the front bumper after punching; in addition, in order to improve the assembly precision of the radar support mounting hole, a deburring mechanism is arranged in the punching assembly to rapidly remove burrs on the lower surface of the mounting hole after punching, and the deburring mechanism is also provided with a blanking structure, such as a first discharge opening and a second discharge opening, so that waste materials after punching can be smoothly discharged.
Description
Technical Field
The invention belongs to the technical field of automobile part processing, and particularly relates to an automobile front bumper punching and welding integrated machine.
Background
The automobile bumper is a safety device for absorbing and relieving external impact force and protecting the front part and the rear part of an automobile body. Because the automobile is provided with the height, the height is provided with the radar, and the low is provided with no radar, the radar hole on the automobile bumper is post-processed according to the requirement.
The dashes welds all-in-one is the support equipment that carries out dashing to weld and mould plastics, along with the continuous progress of science and technology, the application of science and technology product on car safety is also more and more extensive, as radar response around the car that the content mentioned above, 360 holographic images etc. because injection moulding's restriction, the support that loads the radar now still can't make an organic whole with car bumper body, along with the continuous development of science and technology, people also are higher and higher to the manufacturing process requirement of dashing and welding all-in-one.
At present, due to the problems of abrasion of a punching component and assembly errors, burrs are easily generated on the lower surface of a mounting hole punched by the punching component on a front bumper, and due to the fact that no deburring device is arranged, when ultrasonic welding is carried out, the radar support is easy to cause poor assembly precision and even drop, so that the existing punching and welding integrated machine is necessary to be improved.
Disclosure of Invention
The invention aims to provide an automobile front bumper punching and welding integrated machine to overcome the defects in the prior art.
An automobile front bumper punching and welding integrated machine comprises a base, a movable seat, a punching assembly and an ultrasonic welding assembly, the movable seat is connected to the base in a sliding way and moves back and forth by means of a sliding cylinder, a clamping fixture is also arranged on the movable seat, the ultrasonic welding assembly and the punching assembly are both arranged on the base through a bracket and are respectively arranged in the front and the back, the ultrasonic welding component comprises a plurality of ultrasonic welding mechanisms arranged along the shape direction of the front bumper, the punching component comprises a plurality of punching mechanisms arranged along the shape direction of the front bumper, each punching mechanism comprises a cylinder seat, a punching cylinder, a punch and a base, the punching cylinder is arranged at the upper end of the cylinder seat, the output end of the punching cylinder is connected to the punch, the base is arranged at the lower end of the cylinder seat, a deburring mechanism is installed in the base to clean burrs on the lower surface of the punched front bumper.
Preferably, the deburring mechanism includes ring cover, outer sleeve, bearing and reset spring, be equipped with the cylinder groove that sets up along its length direction in the base, the ring cover passes through the bearing and installs in the upper end in cylinder groove, the top surface of ring cover be equipped with the frosting and with the up end coplane of base, the lower part surface of ring cover is equipped with the external screw thread, the periphery and the sliding connection in cylinder inslot of ring cover are located to the outer sleeve cover, the inner wall of outer sleeve is equipped with an annular step, the inner wall of annular step be equipped with external screw thread complex internal thread, reset spring installs between the bottom surface of outer sleeve and the interior bottom surface of cylinder groove, the bottom of outer sleeve is sealed and its inner bottom surface is the inclined plane.
Preferably, a first discharge opening is formed in the inner wall of the outer sleeve on the side of the lowest position of the inclined surface, and a second discharge opening matched with the first discharge opening is formed in the side wall of the base.
Preferably, the lower part of the inner wall of the ring sleeve is provided with a section of step hole, and the inner diameter of the step hole is larger than that of the upper part of the ring sleeve.
Preferably, the first discharge opening and the second discharge opening are rectangular through holes.
Preferably, the height dimension of the second discharge opening is larger than that of the first discharge opening.
Preferably, a pre-compression mechanism is further installed at the punch and includes a compression block, a compression spring and a fixed block, the fixed block is installed at the upper portion of the punch, the lower end of the fixed block is connected to the upper end of the compression spring, the lower end of the compression spring 82 is connected to the compression block, and a through hole through which the punch passes is formed in the compression block.
Preferably, the outer side of the base is provided with a fence, and a safety grating is installed at an inlet of the fence.
The invention has the advantages that: through the punching and welding integrated machine, the rapid assembly work of the radar bracket of the front bumper of the automobile is realized, and the semi-automatic operation is adopted, so that the processing efficiency is obviously improved; in addition, in order to improve the assembly precision of the radar support mounting hole, a deburring mechanism is arranged in the punching assembly to rapidly remove burrs on the lower surface of the mounting hole after punching, and the deburring mechanism is also provided with a blanking structure, such as a first discharge opening and a second discharge opening, so that waste materials after punching can be smoothly discharged.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the punching mechanism of the present invention.
Fig. 3 is a schematic diagram of a base and its internal deburring mechanism in the punching mechanism.
Fig. 4 is a schematic view showing the connection of the punch and the pre-press mechanism.
The device comprises a base 1, a moving seat 2, a punching assembly 3, an ultrasonic welding assembly 4, a sliding cylinder 5, a clamping fixture 6, a punching mechanism 7, a cylinder seat 71, a cylinder seat 72, a punching cylinder 73, a punch 74, a base 75, a deburring mechanism 751, an annular sleeve 752, a bearing 753, a reset spring 754, a cylindrical groove 755, an annular step 756, a discharge port I757, a discharge port II, a step hole 759, an 8-pre-pressing mechanism, a pressing block 81, a pressing spring 82, a fixing block 83, a fence 9 and a safety grating 10.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 3, an automobile front bumper punching and welding integrated machine comprises a base 1, a moving seat 2, a punching assembly 2 and an ultrasonic welding assembly 4, wherein the moving seat 2 is slidably connected to the base 1 and moves back and forth by means of a sliding cylinder 5, a clamping fixture 6 is further mounted on the moving seat 2, the ultrasonic welding assembly 4 and the punching assembly 2 are both mounted on the base 1 through a bracket and are respectively arranged in the front and back directions, the ultrasonic welding assembly 4 comprises a plurality of ultrasonic welding mechanisms arranged along the shape direction of a front bumper, the punching assembly 2 comprises a plurality of punching mechanisms 7 arranged along the shape direction of the front bumper, each punching mechanism 7 comprises a cylinder seat 71, a punching cylinder 72, a punch 73 and a base 74, the punching cylinder 72 is mounted at the upper end of the cylinder seat 71, and the output end of the punching cylinder 72 is connected to the punch 73, the base 74 is installed at the lower end of the cylinder block 71, and a deburring mechanism 75 is installed in the base 74 to clean burrs on the lower surface of the punched front bumper.
In this embodiment, the deburring mechanism 75 includes a ring cover 751, an outer sleeve 752, a bearing 753, and a return spring 754, the base 74 is provided with a cylindrical groove 755 along the length direction thereof, the ring cover 751 is mounted at the upper end of the cylindrical groove 755 through the bearing 753, the top surface of the ring cover 751 is provided with a frosting surface and is coplanar with the upper end surface of the base 74, the outer surface of the lower part of the ring cover 751 is provided with an external thread, the outer sleeve 752 is sleeved on the periphery of the ring cover 751 and is slidably connected in the cylindrical groove 755, the inner wall of the outer sleeve 752 is provided with an annular step 756, the inner wall of the annular step 756 is provided with an internal thread matching with the external thread, the return spring 754 is mounted between the bottom surface of the outer sleeve 752 and the inner bottom surface of the cylindrical groove 755, and.
In this embodiment, the inner wall of the outer sleeve 752 located at the lowest side of the inclined surface is provided with a first discharge opening 757, and the side wall of the base 74 is provided with a second discharge opening 758 matched with the first discharge opening 757.
In this embodiment, a stepped hole 759 is formed in a lower portion of an inner wall of the ring cap 751, and an inner diameter of the stepped hole 759 is larger than an inner diameter of an upper portion of the ring cap 751.
In this embodiment, the first material outlet 757 and the second material outlet 758 are both rectangular through holes.
In this embodiment, the height dimension of the second material outlet 758 is greater than the height dimension of the first material outlet 757.
In this embodiment, a fence 9 is arranged outside the base 1, and a safety light barrier 10 is installed at an entrance of the fence 9.
The main process and principle of punching and welding the front bumper can refer to the punching and welding integrated machine in the prior art, such as the automobile bumper radar hole punching and welding integrated machine with the patent publication number of CN110625947A, the punching and welding integrated machine with the patent publication number of CN210453830U and the like. The punching process is described with emphasis below:
the punch 73 moves downwards under the action of the punching cylinder 72 to contact the workpiece and punch the mounting hole, and the waste connecting punch 73 continues to move downwards along the inner wall of the ring sleeve 751 until contacting the inner bottom surface of the outer sleeve 752 and driving the outer sleeve 752 to move downwards together to compress the return spring 754. Since the outer sleeve 752 is screw-coupled with the external thread of the outer wall of the ring 751 through the annular step 756 having the internal thread, the ring 751 is driven to rotate, and the lower surface of the punched mounting hole is ground by the rotational movement of the ring 751 to remove burrs.
The punch 73 is reset, the outer sleeve 752 moves upwards and resets under the action of the reset spring 754, the ring sleeve 751 is continuously driven to rotate in the resetting process, and after the outer sleeve 752 completely resets, the waste is discharged along the first discharge opening 757 and the second discharge opening 758, so that a punching process can be completed.
As shown in fig. 4, in order to ensure that the front bumper can be stabilized during the punching process in the present invention, a pre-pressing mechanism 8 is further installed at the punch 73, and includes a pressing block 81, a pressing spring 82, and a fixing block 83, the fixing block 83 is installed at the upper portion of the punch 73, the lower end of the fixing block 83 is connected to the upper end of the pressing spring 82, the lower end of the pressing spring 82 is connected to the pressing block 81, and the pressing block 81 is provided with a through hole for the punch 73 to pass through. When the punch 73 descends, the pressing block 81 firstly contacts with the product and pre-presses the product, then the subsequent action is carried out, after the punching is finished, the punch 73 is reset, and the pressing block 81 is also reset under the action of the pressing spring 82.
Based on the above, the punching and welding integrated machine provided by the invention can be used for realizing the rapid assembly of the radar bracket of the front bumper of the automobile, and the semi-automatic operation is adopted, so that the processing efficiency is obviously improved; in addition, in order to improve the assembly precision of the radar support mounting hole, the deburring mechanism 75 is arranged in the punching assembly 2 so as to rapidly remove burrs on the lower surface of the mounting hole after punching, and moreover, the deburring mechanism 75 is also provided with a blanking structure, such as a first discharge opening 757 and a second discharge opening 758, so as to smoothly discharge the punched waste.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (8)
1. An automobile front bumper punching and welding integrated machine comprises a base (1), a moving seat (2), a punching assembly (2) and an ultrasonic welding assembly (4), wherein the moving seat (2) is connected to the base (1) in a sliding mode and moves back and forth by means of a sliding cylinder (5), a clamping fixture (6) is further mounted on the moving seat (2), the ultrasonic welding assembly (4) and the punching assembly (2) are mounted on the base (1) through supports and are respectively arranged in the front and back directions, the ultrasonic welding assembly (4) comprises a plurality of ultrasonic welding mechanisms arranged along the appearance direction of a front bumper, the automobile front bumper punching integrated machine is characterized in that the punching assembly (2) comprises a plurality of punching mechanisms (7) arranged along the appearance direction of the front bumper, each punching mechanism (7) comprises a cylinder seat (71), a punching cylinder (72), a punch (73) and a base (74), the punching air cylinder (72) is installed at the upper end of the air cylinder seat (71) and the output end of the punching air cylinder is connected to the punch head (73), the base (74) is installed at the lower end of the air cylinder seat (71), and the base (74) is internally provided with a deburring mechanism (75) so as to clean burrs on the lower surface of the front bumper after punching.
2. The automobile front bumper punching and welding integrated machine according to claim 1, characterized in that: the deburring mechanism (75) comprises a ring sleeve (751), an outer sleeve (752), a bearing (753) and a return spring (754), a cylindrical groove (755) arranged along the length direction of the base (74) is arranged in the base (74), the ring sleeve (751) is arranged at the upper end of the cylindrical groove (755) through a bearing (753), the top surface of the ring sleeve (751) is provided with a frosting surface and is coplanar with the upper end surface of the base (74), the outer surface of the lower part of the ring sleeve (751) is provided with an external thread, the outer sleeve (752) is sleeved on the periphery of the ring sleeve (751) and is connected in the cylindrical groove (755) in a sliding manner, an annular step (756) is arranged on the inner wall of the outer sleeve (752), an internal thread matched with the external thread is arranged on the inner wall of the annular step (756), the return spring (754) is arranged between the bottom surface of the outer sleeve (752) and the inner bottom surface of the cylindrical groove (755), the bottom of the outer sleeve (752) is closed, and the inner bottom surface of the outer sleeve (752) is an inclined surface.
3. The automobile front bumper punching and welding integrated machine according to claim 2, characterized in that: a first discharge opening (757) is formed in the inner wall of the outer sleeve (752) on one side of the lowest position of the inclined surface, and a second discharge opening (758) matched with the first discharge opening (757) is formed in the side wall of the base (74).
4. The automobile front bumper punching and welding integrated machine according to claim 2, characterized in that: the lower part of the inner wall of the ring sleeve (751) is provided with a section of step hole (759), and the inner diameter of the step hole (759) is larger than that of the upper part of the ring sleeve (751).
5. The automobile front bumper punching and welding integrated machine according to claim 2, characterized in that: and the first material discharge opening (757) and the second material discharge opening (758) are rectangular through holes.
6. The automobile front bumper punching and welding integrated machine according to claim 5, wherein: the height dimension of the material outlet II (758) is larger than that of the material outlet I (757).
7. The automobile front bumper punching and welding integrated machine according to claim 5, wherein: the punch (73) is also provided with a pre-pressing mechanism (8) which comprises a pressing block (81), a pressing spring (82) and a fixing block (83), the fixing block (83) is arranged on the upper portion of the punch (73), the lower end of the fixing block (83) is connected to the upper end of the pressing spring (82), the lower end of the pressing spring (82) is connected with the pressing block (81), and the pressing block (81) is provided with a through hole for the punch (73) to pass through.
8. The automobile front bumper punching and welding all-in-one machine as claimed in any one of claims 1-7, wherein: the outer side of the base (1) is provided with a fence (9), and a safety grating (10) is installed at an inlet of the fence (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010564799.2A CN111673832B (en) | 2020-06-19 | 2020-06-19 | Punching and welding integrated machine for automobile front bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010564799.2A CN111673832B (en) | 2020-06-19 | 2020-06-19 | Punching and welding integrated machine for automobile front bumper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111673832A true CN111673832A (en) | 2020-09-18 |
| CN111673832B CN111673832B (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010564799.2A Active CN111673832B (en) | 2020-06-19 | 2020-06-19 | Punching and welding integrated machine for automobile front bumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111673832B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654240A (en) * | 2020-12-24 | 2022-06-24 | 必尚自动化技术(上海)有限公司 | Punching and welding integrated machine for automobile bumper |
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|---|---|---|---|---|
| DE102004004194A1 (en) * | 2004-01-27 | 2005-08-18 | Peguform Gmbh | Boring equipment for producing holes in thin-walled, large area, rigid three dimensional plastic parts has cutting and embossing tools and cutting unit performs feeding and rotating movements |
| US20050223549A1 (en) * | 2004-04-13 | 2005-10-13 | Hans-Dieter Braun | Apparatus for punching and welding or bonding workpieces |
| CN103317721A (en) * | 2013-06-06 | 2013-09-25 | 苏州凯尔博精密机械有限公司 | Automobile front bumper ultrasonic welding machine |
| CN103317720A (en) * | 2013-05-21 | 2013-09-25 | 苏州凯尔博精密机械有限公司 | Automobile rear bumper ultrasonic welding machine |
| CN109482714A (en) * | 2018-12-29 | 2019-03-19 | 重庆亿普机电有限公司 | A kind of perforating press |
-
2020
- 2020-06-19 CN CN202010564799.2A patent/CN111673832B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004004194A1 (en) * | 2004-01-27 | 2005-08-18 | Peguform Gmbh | Boring equipment for producing holes in thin-walled, large area, rigid three dimensional plastic parts has cutting and embossing tools and cutting unit performs feeding and rotating movements |
| US20050223549A1 (en) * | 2004-04-13 | 2005-10-13 | Hans-Dieter Braun | Apparatus for punching and welding or bonding workpieces |
| CN103317720A (en) * | 2013-05-21 | 2013-09-25 | 苏州凯尔博精密机械有限公司 | Automobile rear bumper ultrasonic welding machine |
| CN103317721A (en) * | 2013-06-06 | 2013-09-25 | 苏州凯尔博精密机械有限公司 | Automobile front bumper ultrasonic welding machine |
| CN109482714A (en) * | 2018-12-29 | 2019-03-19 | 重庆亿普机电有限公司 | A kind of perforating press |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654240A (en) * | 2020-12-24 | 2022-06-24 | 必尚自动化技术(上海)有限公司 | Punching and welding integrated machine for automobile bumper |
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| Publication number | Publication date |
|---|---|
| CN111673832B (en) | 2021-08-31 |
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Denomination of invention: An integrated punching and welding machine for automobile front bumper Effective date of registration: 20220621 Granted publication date: 20210831 Pledgee: Bank of China Limited by Share Ltd. Wuhu branch Pledgor: WUHU GUOFENG PLASTIC TECHNOLOGY Co.,Ltd. Registration number: Y2022980008381 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |