CN114309191A - New energy automobile circular arc hasp forming mechanism, device and equipment - Google Patents
New energy automobile circular arc hasp forming mechanism, device and equipment Download PDFInfo
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- CN114309191A CN114309191A CN202111682633.1A CN202111682633A CN114309191A CN 114309191 A CN114309191 A CN 114309191A CN 202111682633 A CN202111682633 A CN 202111682633A CN 114309191 A CN114309191 A CN 114309191A
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Abstract
The invention discloses a new energy automobile arc lock catch forming mechanism, device and equipment, and belongs to the technical field of forming equipment. The mechanism comprises: the base is provided with an installation notch, the bottom of the installation notch is provided with a compression spring in a matching way, and arc grooves are symmetrically formed in two sides of the installation notch; the pair of forming blocks are provided with arc protrusions matched with the arc grooves, and the forming blocks can rotate around the arc grooves in the mounting groove openings; the upper pressure head is provided with an arc-shaped head part and a connecting rod connected with the arc-shaped head part, and the arc-shaped head part can be enclosed by the two forming blocks in an involutory mode to form a forming cavity of the arc lock catch. The mechanism can realize one-step forming of the arc lock catch, save production time and improve working efficiency.
Description
Technical Field
The invention belongs to the technical field of forming equipment, and particularly relates to a new energy automobile arc lock catch forming mechanism, device and equipment.
Background
The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure. The new energy automobile comprises a pure electric automobile, an extended range electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile and the like. On a new energy automobile, an arc lock catch is needed to be matched with the installation of a battery, and a specific arc lock catch structure is shown in fig. 1 and is provided with two antennae and an arc head, wherein an included angle between the arc head and the antennae is more than 150 degrees.
In order to realize the processing and forming of the arc lock catch, for example, chinese patent application No. CN202021938367.5, the patent document of 6/29/2021, publication date discloses an arc forming machine for plate, which comprises a bottom plate, wherein supporting plates are fixedly connected to the left and right sides of the upper end of the bottom plate, a lower press roller is arranged on the front side between the two supporting plates, a first rotating shaft is fixedly inserted in the lower press roller, the left and right ends of the first rotating shaft are respectively rotatably connected with the two supporting plates through first bearings, an upper press roller is arranged right above the lower press roller, a second rotating shaft is fixedly inserted in the upper press roller, the left and right ends of the second rotating shaft are respectively rotatably connected with a first moving plate through second bearings, first square openings matched with the first moving plate are respectively arranged on the two opposite sides of the two supporting plates, and a first adjusting mechanism is arranged in the two first square openings. For example, a patent document of chinese patent application No. CN201310702726.5, published as 2014, 11/5, discloses a forming die for an arc water tank of a tank wagon, which comprises an upper die and a lower die, wherein the upper die comprises a cylindrical male die and a connecting plate for connecting to a bending male die of a bending machine, the connecting plate is fixedly arranged on the male die, and a screw hole is formed on the connecting plate; the lower die is installed on a workbench of the bending machine and comprises a concave die with a circular arc-shaped cavity, a bottom plate is fixedly connected to the bottom of the concave die, and a filler strip is arranged below the bottom plate.
However, the above structure of the arc lock catch makes the forming process of the arc lock catch more complicated, and especially the included angle between the arc head and the antenna is not easy to control and is easy to break. In addition, the above patent can only process and mold the arc part, and the antenna part needs subsequent processing, and cannot be molded at one time.
Disclosure of Invention
1. Problems to be solved
Aiming at the problem that the existing arc lock catch cannot be formed at one time in a machining mode, the invention provides the arc lock catch forming mechanism for the new energy automobile, which can realize one-time machining forming of the arc lock catch and improve working efficiency.
The invention further provides a new energy automobile arc lock catch forming device.
The invention further provides new energy automobile arc lock catch forming equipment.
2. Technical scheme
In order to solve the problems, the technical scheme adopted by the invention is as follows:
the invention discloses a new energy automobile arc lock catch forming mechanism, which comprises:
the base is provided with an installation notch, the bottom of the installation notch is provided with a compression spring in a matching way, and arc grooves are symmetrically formed in two sides of the installation notch;
the pair of forming blocks are provided with arc protrusions matched with the arc grooves, and the forming blocks can rotate around the arc grooves in the mounting groove openings;
the upper pressure head is provided with an arc-shaped head part and a connecting rod connected with the arc-shaped head part, and the arc-shaped head part can be enclosed by the two forming blocks in an involutory mode to form a forming cavity of the arc lock catch.
In one possible embodiment of the invention, the forming block has an open position and a closed position:
1) when the two forming blocks are in the opening position, the compression spring jacks the two forming blocks;
2) when in the involution position, the upper pressure head applies force to the two forming blocks, the two forming blocks rotate around the arc groove, and the upper pressure head applies force downwards to the compression spring so as to be compressed.
In a possible embodiment of the invention, a stop element is arranged on the upper end face of the mounting slot above the rotation path of the forming block, and in the open position, the inner side face of the stop element is matched with the end face of the forming block.
In a possible embodiment of the present invention, in the open position, the connection line between the circle centers of the arc groove and the two forming blocks forms an isosceles trapezoid; when the two forming blocks are in the involution position, the circle centers of the arc grooves and the circle centers of the two forming blocks are connected to form an isosceles triangle.
In a possible embodiment of the present invention, the diameter of the circular arc head is smaller than the diameter of the involutive enclosing cavity of the two forming blocks by 3-5 mm.
In one possible embodiment of the present invention, the upper end surface of the molding block is formed with an inclined surface, and the inner side surface of the corresponding stopper is formed with an inclined surface.
In one possible embodiment of the invention, the inclination angle of the inclined surface is 15 °.
In a possible embodiment of the invention, the angle between the lower end faces of the two forming blocks in the closed position is 30 °.
The invention also provides a new energy automobile arc lock catch forming device, which comprises a bearing part and a power mechanism, and further comprises the new energy automobile arc lock catch forming mechanism, wherein the new energy automobile arc lock catch forming mechanism comprises:
the base is provided with an installation notch, the bottom of the installation notch is provided with a compression spring in a matching way, and arc grooves are symmetrically formed in two sides of the installation notch;
the pair of forming blocks are provided with arc protrusions matched with the arc grooves, and the forming blocks can rotate around the arc grooves in the mounting groove openings;
the upper pressure head is provided with an arc-shaped head part and a connecting rod connected with the arc-shaped head part, and the arc-shaped head part can be enclosed by the two forming blocks in an involutory manner to form a forming cavity of the arc lock catch;
the base is fixedly connected with the bearing part; the upper pressure head is fixedly connected with the power mechanism.
The invention also provides new energy automobile arc lock catch forming equipment which comprises a workbench, a bending machine body and the new energy automobile arc lock catch forming mechanism, wherein the new energy automobile arc lock catch forming mechanism comprises:
the base is provided with an installation notch, the bottom of the installation notch is provided with a compression spring in a matching way, and arc grooves are symmetrically formed in two sides of the installation notch;
the pair of forming blocks are provided with arc protrusions matched with the arc grooves, and the forming blocks can rotate around the arc grooves in the mounting groove openings;
the upper pressure head is provided with an arc-shaped head part and a connecting rod connected with the arc-shaped head part, and the arc-shaped head part can be enclosed by the two forming blocks in an involutory manner to form a forming cavity of the arc lock catch;
the base is fixedly connected with the workbench; and the upper pressure head is fixedly connected with the bending machine body.
3. Advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the new energy automobile arc lock catch forming mechanism, the upper pressure head presses downwards to drive the metal plate to enter the mounting groove opening, when the upper pressure head presses downwards to touch the forming block, a force is applied to the forming block, the forming block is pushed to rotate around the arc groove, meanwhile, the compression spring is pressed downwards, the two forming blocks are folded and enclosed, the arc head of the arc lock catch can be formed, the two contact angles of the arc lock catch can be formed by utilizing the extrusion and the contraction between the two forming blocks and the upper pressure head, the one-step forming of the arc lock catch can be realized, the production time is saved, and the working efficiency is improved.
(2) The arc lock catch forming mechanism of the new energy automobile is simple in structure and easy to manufacture.
Drawings
The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus do not limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.
Fig. 1 is a schematic view of an arc lock catch structure of a new energy automobile according to the invention;
fig. 2 is a schematic structural diagram of the arc lock catch forming mechanism of the new energy automobile;
FIG. 3 is a schematic diagram of the arc lock catch forming mechanism of the new energy automobile in the closing position;
fig. 4 is a schematic diagram of the new energy automobile arc lock catch forming mechanism in an open position.
Description of reference numerals:
100. a base; 110. installing a notch; 120. a compression spring; 130. a circular arc groove;
200. forming a block; 210. a circular arc bulge; 220. a stopper; 230. an inclined surface;
300. an upper pressure head; 310. a circular arc-shaped head; 320. a connecting rod; 330. a molding cavity;
400. and (5) arc locking.
Detailed Description
The following detailed description of exemplary embodiments of the invention refers to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration exemplary embodiments in which the invention may be practiced. Although these exemplary embodiments are described in sufficient detail to enable those skilled in the art to practice the invention, it should be understood that other embodiments may be realized and that various changes to the invention may be made without departing from the spirit and scope of the present invention. The following more detailed description of the embodiments of the invention is not intended to limit the scope of the invention, as claimed, but is presented for purposes of illustration only and not limitation to describe the features and characteristics of the invention, to set forth the best mode of carrying out the invention, and to sufficiently enable one skilled in the art to practice the invention. Accordingly, the scope of the invention is to be limited only by the following claims.
The detailed description and exemplary embodiments of the invention will be better understood when read in conjunction with the appended drawings, where the elements and features of the invention are identified by reference numerals.
Example 1
In the embodiment, for example, the diameter of the arc head of the arc lock catch 400 of the new energy automobile is 40mm, the length of the antenna is 37.55mm, the thickness of the antenna is 2mm, the distance between the two antennas is 12.8mm, and the arc lock catch is made of a 42CrMo alloy steel plate with the thickness of 2 mm.
As shown in fig. 2, the new energy automobile circular arc lock catch 400 forming mechanism of the embodiment includes:
the base 100 is 140mm wide and 140mm high, and is provided with an installation notch 110, a stop member 220 is arranged on the upper end surface of the installation notch 110 and above the rotation track of the forming block 200, the stop member 220 provides limit for the forming block 200 in the vertical direction, and the inner side surface of the stop member 220 is matched with the end surface of the forming block 200 at the opening position; the opening width of the mounting notch 110 is 45mm, a compression spring 120 with the diameter of 22mm and the height of 36mm is arranged at the bottom of the mounting notch 110 in a matching manner, and arc grooves 130 with the diameter of 16mm are symmetrically formed in two sides of the mounting notch 110.
And a pair of forming blocks 200, each of which has a circular arc protrusion 210 with a diameter of 16mm, and is matched with the circular arc groove 130 with the diameter of 16mm, wherein the forming blocks 200 can rotate around the circular arc groove 130 in the mounting notches 110. The two forming blocks 200 can form the arc head part of the arc lock catch 400 after being closed, and the fillet part (not marked in the figure) of the upper end surface of the forming block 200 is fully utilized to form an antenna.
The upper pressure head 300 is provided with a circular arc-shaped head part 310 with the diameter of 40mm and a connecting rod 320 connected with the circular arc-shaped head part 310, and the circular arc-shaped head part 310 can be oppositely surrounded by the two forming blocks 200 to form a forming cavity 330 of the circular arc lock catch 400.
During the use, 2mm metal sheet that will treat processing is arranged in installation notch 110 top, and the demarcation point is decided well to the manual work, start pressure head 300, go up pressure head 300 and push down and drive the metal sheet and get into installation notch 110 in, press down and touch into the shaping piece 200 when last pressure head 300, exert a power in shaping piece 200, thereby promote shaping piece 200 and rotate around circular arc recess 130, press down compression spring 120 simultaneously, two shaping pieces 200 realize closing the encirclement, can form the circular arc head of circular arc hasp 400, utilize the extrusion constriction between two shaping pieces 200 and the last pressure head 300, can form two tentacles of circular arc hasp 400.
As can be seen from fig. 1, in the vertical direction, the antenna of the arc lock catch 400 is vertical (i.e. 90 °), and the error of the arc lock catch 400 obtained by the new energy vehicle arc lock catch 400 forming mechanism of the embodiment is not more than ± 0.1 °, so that the quality of a once-formed product is high, subsequent reprocessing is not required, and the product yield is improved.
In this embodiment, the compression spring 120 provides an escape space for the rotation of the forming block 200, and at the same time, the demolding can be facilitated.
In fig. 2, the inner side surface of the mounting slot 110 includes a first arc segment, an arc groove 130, and a second arc segment that are sequentially connected, wherein the radius of the first arc segment is 36.2mm, the outer diameter of the forming block 200 is 36mm, and when the forming block is in an open position, the centers of the first arc segment and the forming block are overlapped; the radius of the second arc section is 36.2mm, and the circle center of the second arc section coincides with the circle center of the upper pressure head 300 when the second arc section is in the closing position. Due to the design, the forming block 200 is compact in structure, the motion track is smooth, steps are reduced as far as possible, and the appearance profile of the arc lock catch 400 does not have obvious problems such as folds and grooves.
As shown in fig. 3 and 4, the forming blocks 200 are respectively in an open position and a closed position, wherein:
1) in the open position, the compression spring 120 pushes up the two forming blocks 200, so that the width of the opening is greater than 40mm, and the upper ram 300 can extend into the mounting notch 110;
2) in the engaged position, the upper ram 300 applies force to the two molding blocks 200, and the two molding blocks 200 rotate around the circular arc groove 130, and apply force downward to the compression spring 120 so as to be compressed.
In fig. 3, in the involution position, the circle centers of the arc grooves 130 and the two forming blocks 200 form an isosceles triangle; in fig. 4, in the open position, the center of the circular arc groove 130 and the centers of the two forming blocks 200 are connected to form an isosceles trapezoid.
Through the structural design analysis, on one hand: after the two movable forming blocks 200 are closed, the matching precision needs to be fully ensured, so that the outline dimension error of a formed product is reduced, and during actual production, the isosceles trapezoid is converted into an isosceles triangle, so that the motion tracks of the two movable forming blocks 200 can be traced, the design is simpler and optimized, and the matching degree of closing is ensured; on the other hand, sufficient consideration of the angle at which the two mold blocks 200 open enables the upper ram 300 to extend into the forming cavity 330.
In this embodiment, the diameter of the circular arc head 310 is smaller than the diameter of the involutory surrounding cavity of the two forming blocks 200 by 3-5mm, and the difference may be selected according to the material thickness of the circular arc lock catch 400, for example, in this embodiment, the difference is 4 mm.
Further, an inclined surface 230 is formed on the upper end surface of the forming block 200, and an inclined surface 230 is formed on the inner side surface of the corresponding stopper 220, and the inclined surface 230 has an inclination angle of 15 °. In the closing position, the included angle between the lower end faces of the two forming blocks 200 is 30 °.
Example 2
This embodiment provides a new energy automobile circular arc hasp 400 forming device, including carrier part and power unit, still include foretell new energy automobile circular arc hasp 400 forming mechanism, new energy automobile circular arc hasp 400 forming mechanism includes:
a base 100, which is provided with a mounting notch 110, wherein a compression spring 120 is arranged at the bottom of the mounting notch 110 in a matching manner, and arc grooves 130 are symmetrically formed on two sides of the mounting notch 110;
a pair of forming blocks 200 having arc protrusions 210 engaged with the arc grooves 130, the forming blocks 200 being rotatable around the arc grooves 130 in the mounting notches 110;
the upper pressure head 300 is provided with an arc-shaped head part 310 and a connecting rod 320 connected with the arc-shaped head part 310, and the arc-shaped head part 310 can be oppositely surrounded by the two forming blocks 200 to form a forming cavity 330 of the arc lock catch 400;
the base 100 is fixedly connected with the bearing part; the upper pressure head 300 is fixedly connected with a power mechanism.
It should be noted that the bearing component can be a punching machine platform, a bending machine platform, etc.; the power mechanism corresponds to a hydraulic cylinder of the punching machine and a bending head of the bending machine.
Example 3
This embodiment provides a new energy automobile circular arc hasp 400 former, including workstation and bender body, still include foretell new energy automobile circular arc hasp 400 forming mechanism, new energy automobile circular arc hasp 400 forming mechanism includes:
a base 100, which is provided with a mounting notch 110, wherein a compression spring 120 is arranged at the bottom of the mounting notch 110 in a matching manner, and arc grooves 130 are symmetrically formed on two sides of the mounting notch 110;
a pair of forming blocks 200 having arc protrusions 210 engaged with the arc grooves 130, the forming blocks 200 being rotatable around the arc grooves 130 in the mounting notches 110;
the upper pressure head 300 is provided with an arc-shaped head part 310 and a connecting rod 320 connected with the arc-shaped head part 310, and the arc-shaped head part 310 can be oppositely surrounded by the two forming blocks 200 to form a forming cavity 330 of the arc lock catch 400;
the base 100 is fixedly connected with the workbench through bolts; the connecting rod 320 of the upper pressure head 300 is fixedly connected with the bending machine body through a bolt.
Claims (10)
1. The utility model provides a new energy automobile circular arc hasp (400) forming mechanism which characterized in that includes:
the base (100) is provided with an installation notch (110), the bottom of the installation notch (110) is provided with a compression spring (120) in a matching way, and arc grooves (130) are symmetrically formed in two sides of the installation notch (110);
a pair of forming blocks (200) with arc protrusions (210) matched with the arc grooves (130), wherein the forming blocks (200) can rotate around the arc grooves (130) in the mounting notches (110);
the upper pressure head (300) is provided with an arc-shaped head part (310) and a connecting rod (320) connected with the arc-shaped head part (310), and the arc-shaped head part (310) can be involutively surrounded by the two forming blocks (200) to form a forming cavity (330) of the arc lock catch (400).
2. The forming mechanism of the new energy automobile circular arc lock catch (400) according to claim 1, wherein the forming block (200) has an opening position and a closing position:
1) when in the open position, the compression spring (120) jacks up the two forming blocks (200);
2) when in the involution position, the upper pressure head (300) applies force to the two forming blocks (200), the two forming blocks (200) rotate around the arc groove (130), and the upper pressure head applies force downwards to the compression spring (120) so as to be compressed.
3. The forming mechanism of the new energy automobile circular arc lock catch (400) according to claim 2, characterized in that a stop member (220) is arranged on the upper end face of the mounting slot (110) above the rotation track of the forming block (200), and in the open position, the inner side face of the stop member (220) is matched with the end face of the forming block (200).
4. The forming mechanism of the new energy automobile circular arc lock catch (400) according to claim 3, wherein in the opening position, the connection line of the circle centers of the circular arc groove (130) and the circle centers of the two forming blocks (200) forms a isosceles trapezoid; when in the involution position, the circle centers of the arc grooves (130) and the circle centers of the two forming blocks (200) are connected to form an isosceles triangle.
5. The forming mechanism of the new energy automobile circular arc lock catch (400) according to claim 4, wherein the diameter of the circular arc head (310) is smaller than the diameter of the involutory surrounding cavity of the two forming blocks (200) by 3-5 mm.
6. The forming mechanism of the arc lock catch (400) of the new energy automobile according to claim 5, wherein an inclined surface (230) is formed on an upper end surface of the forming block (200), and an inclined surface (230) is formed on an inner side surface of the corresponding stopper (220).
7. The forming mechanism of the arc shackle (400) of the new energy automobile as claimed in claim 6, wherein the inclined plane (230) has an inclination angle of 15 °.
8. The forming mechanism of the new energy automobile circular arc lock catch (400) according to claim 7, wherein an included angle between lower end faces of the two forming blocks (200) is 30 ° in the involution position.
9. The utility model provides a new energy automobile circular arc hasp (400) forming device, includes bearing part and power unit, its characterized in that still includes new energy automobile circular arc hasp (400) forming mechanism of claim 1 to 8, new energy automobile circular arc hasp (400) forming mechanism includes:
the base (100) is provided with an installation notch (110), the bottom of the installation notch (110) is provided with a compression spring (120) in a matching way, and arc grooves (130) are symmetrically formed in two sides of the installation notch (110);
a pair of forming blocks (200) with arc protrusions (210) matched with the arc grooves (130), wherein the forming blocks (200) can rotate around the arc grooves (130) in the mounting notches (110);
the upper pressure head (300) is provided with an arc-shaped head part (310) and a connecting rod (320) connected with the arc-shaped head part (310), and the arc-shaped head part (310) can be involuntarily enclosed by the two forming blocks (200) to form a forming cavity (330) of the arc lock catch (400);
the base (100) is fixedly connected with the bearing part; the upper pressure head (300) is fixedly connected with the power mechanism.
10. The utility model provides a new energy automobile circular arc hasp (400) former, includes workstation and bender body, its characterized in that, still includes the new energy automobile circular arc hasp (400) forming mechanism of claim 1 to 8, new energy automobile circular arc hasp (400) forming mechanism includes:
the base (100) is provided with an installation notch (110), the bottom of the installation notch (110) is provided with a compression spring (120) in a matching way, and arc grooves (130) are symmetrically formed in two sides of the installation notch (110);
a pair of forming blocks (200) with arc protrusions (210) matched with the arc grooves (130), wherein the forming blocks (200) can rotate around the arc grooves (130) in the mounting notches (110);
the upper pressure head (300) is provided with an arc-shaped head part (310) and a connecting rod (320) connected with the arc-shaped head part (310), and the arc-shaped head part (310) can be involuntarily enclosed by the two forming blocks (200) to form a forming cavity (330) of the arc lock catch (400);
the base (100) is fixedly connected with the workbench; and the upper pressure head (300) is fixedly connected with the bending machine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111682633.1A CN114309191A (en) | 2021-12-31 | 2021-12-31 | New energy automobile circular arc hasp forming mechanism, device and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111682633.1A CN114309191A (en) | 2021-12-31 | 2021-12-31 | New energy automobile circular arc hasp forming mechanism, device and equipment |
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| CN114309191A true CN114309191A (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111682633.1A Pending CN114309191A (en) | 2021-12-31 | 2021-12-31 | New energy automobile circular arc hasp forming mechanism, device and equipment |
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| JPH05305346A (en) * | 1992-04-28 | 1993-11-19 | Amada Co Ltd | Device for clamping die of bending machine |
| KR20100087067A (en) * | 2010-07-14 | 2010-08-03 | 김현철 | Manufacturing apparatus of doorlock rod for car |
| CN102240742A (en) * | 2011-04-19 | 2011-11-16 | 烟台宏林电子模具有限公司 | Method for designing locking ring material cutting bending die |
| CN105251884A (en) * | 2015-11-16 | 2016-01-20 | 安徽省凌锋冶金机械有限公司 | Floor heating pipeline duct forming combination die and floor heating pipeline duct forming method |
| CN208341517U (en) * | 2018-06-05 | 2019-01-08 | 苏州市雷克五金电器有限公司 | A kind of clip molding machine |
| CN213701317U (en) * | 2020-11-19 | 2021-07-16 | 贵州航飞精密制造有限公司 | High-precision composite forming processing equipment for clamp |
| CN214022755U (en) * | 2020-12-23 | 2021-08-24 | 安徽力源数控刃模具制造有限公司 | Automatic demoulding and bending die for U-shaped sheet metal part for rail transit vehicle body |
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2021
- 2021-12-31 CN CN202111682633.1A patent/CN114309191A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05305346A (en) * | 1992-04-28 | 1993-11-19 | Amada Co Ltd | Device for clamping die of bending machine |
| KR20100087067A (en) * | 2010-07-14 | 2010-08-03 | 김현철 | Manufacturing apparatus of doorlock rod for car |
| CN102240742A (en) * | 2011-04-19 | 2011-11-16 | 烟台宏林电子模具有限公司 | Method for designing locking ring material cutting bending die |
| CN105251884A (en) * | 2015-11-16 | 2016-01-20 | 安徽省凌锋冶金机械有限公司 | Floor heating pipeline duct forming combination die and floor heating pipeline duct forming method |
| CN208341517U (en) * | 2018-06-05 | 2019-01-08 | 苏州市雷克五金电器有限公司 | A kind of clip molding machine |
| CN213701317U (en) * | 2020-11-19 | 2021-07-16 | 贵州航飞精密制造有限公司 | High-precision composite forming processing equipment for clamp |
| CN214022755U (en) * | 2020-12-23 | 2021-08-24 | 安徽力源数控刃模具制造有限公司 | Automatic demoulding and bending die for U-shaped sheet metal part for rail transit vehicle body |
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