阅读说明：本技术 一种用于汽车车门后窗框的包边夹具 (Edge covering clamp for rear window frame of automobile door ) 是由 梁启明 周其虎 谢伟峰 于 2020-07-28 设计创作，主要内容包括：本发明涉及汽车配件冲压技术领域,具体涉及一种用于汽车车门后窗框的包边夹具,设置在定位平台上,包括,托举限位单元,托举限位单元用于对车门窗框饰板进行托举限位；压紧单元,压紧单元用于对车门窗框饰板及其车门玻璃导轨进行压紧定位；冲压单元,用于对车门窗框饰板的弯折段进行冲压,本发明结构简单,成本较低,在进行包边作业时,可以快速、稳定的将车门窗框饰板进行折弯并压紧在车门玻璃导轨,提高了窗框的美观性和整体的质量。(The invention relates to the technical field of automobile accessory stamping, in particular to a hemming clamp for a rear window frame of an automobile door, which is arranged on a positioning platform and comprises a lifting limiting unit, wherein the lifting limiting unit is used for lifting and limiting a decorative plate of the automobile door window frame; the pressing unit is used for pressing and positioning the door sash plaque and the door glass guide rail thereof; the stamping unit is used for stamping the bending section of the car door window frame decorative plate, the structure is simple, the cost is low, the car door window frame decorative plate can be quickly and stably bent and tightly pressed on a car door glass guide rail during edge covering operation, and the attractiveness of a window frame and the overall quality are improved.)

1. A hemming clamp for a rear window frame of an automobile door is arranged on a positioning platform and is characterized by comprising,

the lifting limiting unit (2) is used for lifting and limiting the door sash plaque (4), and comprises a bracket (21) and a profiling limiting bracket (22) which is arranged on the bracket (21) and corresponds to the door sash plaque (4);

the pressing unit (3) is used for pressing and positioning the door window frame decorative plate (4) and the door glass guide rail (5) of the door window frame decorative plate, the pressing unit (3) is located on one side of the lifting limiting unit (2), and the pressing unit (3) comprises a support frame (31), a first pressing mechanism and a second pressing mechanism, wherein the first pressing mechanism is installed on the support frame (31) and used for pressing and positioning the door window frame decorative plate (4), and the second pressing mechanism is used for pressing and positioning the door glass guide rail (5);

the punching unit (1) is used for punching a bending section (41) of a car door window frame decorative plate (4), pressing the bending section (41) on the inner wall of one side edge of a car door glass guide rail (5), the punching unit (1) is located on the other side of the lifting limiting unit (2), and the punching unit (1) comprises a bracket (11) and a linear punching assembly arranged on the bracket (11).

2. The hemming clamp for the rear window frame of the automobile door and window frame according to claim 1, wherein the first pressing mechanism comprises a first linear telescopic assembly (35), a first pressing arm (36) and a pressing plate (37) of the first linear telescopic assembly (35), the first pressing arm (36) is movably installed on the support frame (31), the end portion of the first pressing arm (36) is movably connected with the end portion of the first linear telescopic assembly (35), the pressing plate (37) is arranged on the front face of the end portion of the first pressing arm (36), and the pressing plate (37) is used for pressing and positioning the upper surface of the door and window frame trim (4).

3. The utility model provides a bordure anchor clamps for window frame behind car door according to claim 1, characterized in that, hold-down mechanism two includes two (32) of the flexible subassembly of straight line, presses two (33) of arm and spacing subassembly thereof, spacing subassembly includes briquetting and spacing bolt, two (32) of the flexible subassembly of straight line are installed on strut (31), press two (33) movable mounting of arm on strut (31), and press the tip of two (32) of arm with the tip swing joint of two (32) of the flexible subassembly of straight line, the briquetting and spacing bolt is all installed press the front of the tip of two (33) of arm, the briquetting is used for compressing tightly the location to the outer wall of door glass guide rail (5), and spacing bolt is used for spacing perforation (51) on door glass guide rail (5) terminal surface.

4. A hemming jig for a rear window frame of an automobile door according to claim 1 wherein the linear punch assembly is composed of a linear driving assembly (12) and a punch assembly provided at an end of the linear driving assembly (12), the linear driving assembly (12) is installed on the bracket (11), and the punch assembly is installed at a driving end of the linear driving assembly (12).

5. The hemming jig for the rear window frame of the automobile door according to claim 4 wherein the punching assembly is composed of a punching seat (13) and a punching tool bit (14) provided on the front surface of the punching seat (13), and the back surface of the punching seat (13) is connected to the driving end of the linear driving assembly (12).

6. The hemming jig for the rear window frame of the automobile door according to claim 4 further comprising a guide member, wherein the guide member is disposed on the bracket (11) and located below the punching seat (13), and an upper end of the guide member is in rolling contact with a lower end surface of the punching seat (13).

7. A hemming jig for a rear window frame of an automobile door according to claim 6 wherein the guide assembly comprises a bracket (15) and a plurality of guide rollers (16) provided on the bracket (15), a plurality of the guide rollers (16) are rotatably installed at the upper end of the bracket (15), and the guide rollers (16) are in rolling contact with the lower end surface of the press seat (13), and the bracket (15) is connected to the bracket (11).

Technical Field

The invention relates to the technical field of automobile part stamping, in particular to a binding clamp for a rear window frame of an automobile door.

Background

With the development of economy and the improvement of living standard, the usage amount of automobiles increases year by year. The relationship of vehicles to human beings is really inseparable, and vehicle manufacturers, vehicle component manufacturers and drivers are pursuing not only the performance, safety and fuel-saving effect of the vehicles, but also the components of automobiles. The updating and upgrading requirements of automobiles are faster and faster along with the development of times, so the trial-production sample of new automobile models is more frequent.

The edge covering is an important process for producing the automobile window frame, the appearance and the quality of the window frame are directly influenced by the quality of the edge covering, the appearance quality of the whole automobile is further influenced, and the quality of the edge covering is very important to all automobile manufacturers in China and abroad.

The existing edge covering device adopts a servo mechanism, and has the disadvantages of complex structure, compact space and difficult debugging; the press tool has high processing requirements, and in practical application, problems of insufficient processing precision and the like are found, the press tool bit needs to be continuously disassembled and assembled for repeated debugging, the quality problem of the edges in debugging is high, the debugging period is long, and the debugging efficiency is low; the frame edge covering mechanism has high manufacturing cost and is not beneficial to cost control.

Disclosure of Invention

The invention aims to provide a hemming clamp for a rear window frame of an automobile door.

In order to achieve the purpose, the invention adopts the following technical scheme:

provides a binding clamp for a rear window frame of an automobile door, which is arranged on a positioning platform and comprises,

the lifting limiting unit is used for lifting and limiting the decorative plate of the car door window frame and comprises a bracket and a profiling limiting bracket which is arranged on the bracket and corresponds to the decorative plate of the car door window frame;

the pressing unit is used for pressing and positioning the door window frame decorative plate and the door glass guide rail thereof and is positioned on one side of the lifting limiting unit, and the pressing unit comprises a support frame, a first pressing mechanism and a second pressing mechanism, wherein the first pressing mechanism is installed on the support frame and used for pressing and positioning the door window frame decorative plate, and the second pressing mechanism is used for pressing and positioning the door glass guide rail;

and the stamping unit is used for stamping the bending section of the car door window frame decorative plate and pressing the bending section on the inner wall of one side edge of the car door glass guide rail, the stamping unit is positioned on the other side of the lifting limiting unit, and the stamping unit comprises a bracket and a linear stamping assembly arranged on the bracket.

Preferably, the first pressing mechanism comprises a first linear telescopic assembly, a first pressing arm and a pressing plate, the first linear telescopic assembly is installed on the support frame, the first pressing arm is movably installed on the support frame, the end part of the first pressing arm is movably connected with the end part of the first linear telescopic assembly, the pressing plate is arranged on the front face of the end part of the first pressing arm, and the pressing plate is used for pressing and positioning the upper surface of the decorative plate of the car door window frame.

Preferably, hold-down mechanism two includes the flexible subassembly two of straight line, presses arm two and spacing subassembly thereof, spacing subassembly includes briquetting and spacing bolt, the flexible subassembly two of straight line is installed on the strut, press arm two movable mounting be in on the strut, and press arm two the tip with the tip swing joint of the flexible subassembly two of straight line, the briquetting and spacing bolt is all installed the front of the tip of pressing arm two, the briquetting is used for compressing tightly the location to the outer wall of door glass guide rail, and spacing bolt is used for carrying on spacingly to the perforation on the door glass guide rail terminal surface.

Preferably, the linear punching assembly is composed of a linear driving assembly and a punching assembly arranged at the end part of the linear driving assembly, the linear driving assembly is arranged on the bracket, and the punching assembly is arranged at the driving end of the linear driving assembly.

Preferably, the punching assembly is composed of a punching seat and a punching tool bit arranged on the front face of the punching seat, and the back face of the punching seat is connected with the driving end of the linear driving assembly.

Preferably, the stamping device further comprises a guide assembly, the guide assembly is arranged on the bracket and is positioned below the stamping seat, and the upper end of the guide assembly is in rolling contact with the lower end face of the stamping seat.

Preferably, the guide assembly comprises a support and a plurality of guide rollers arranged on the support, the guide rollers are rotatably arranged at the upper end of the support, the guide rollers are in rolling contact with the lower end face of the stamping seat, and the support is connected with the bracket.

The invention has the advantages that: when the automobile door frame trim positioning device is used, the linear driving assembly, the linear telescopic assembly I and the linear telescopic assembly II are all in a contracted state, the upper end of the bracket is completely exposed, the automobile door frame trim and the automobile door glass guide rail thereof are sequentially placed on the bracket, the profiling limiting bracket on the bracket carries out limiting lifting on the automobile door frame trim, then the driving end of the linear telescopic assembly I and the linear telescopic assembly II is unfolded, the linear telescopic assembly II drives the pressing arm II to turn over, the pressing block presses the upper surface of the automobile door glass guide rail, the limiting bolt penetrates through a through hole on the surface of the automobile door glass guide rail, the linear telescopic assembly I drives the pressing arm I to turn over, the pressing plate presses the surface of the automobile door frame trim, so that the automobile door frame trim and the automobile door glass guide rail thereof are limited and pressed after the automobile door frame trim and the automobile door glass guide rail, after the positioning of the door window frame decorative plate and the door glass guide rail thereof is finished, the bending section on the door window frame decorative plate and the main body of the door window frame decorative plate are vertically distributed and are positioned at the position right in front of the inner side area of the door glass guide rail, then the linear driving assembly is started, the linear driving assembly drives the punching tool bit to synchronously move towards the direction close to the bending section through the punching seat after being started, the bending section is extruded, and finally the punching tool bit extends to the inner side area of the door glass guide rail, so that the bending section is extruded to be in a state of being attached to the inner side wall of the door glass guide rail, and the edge covering process is;

when the punching seat performs linear motion, the lower end face of the punching seat is in rolling contact with the outer wall of the guide roller, so that the guide supporting effect on the punching seat is achieved, the stability of the punching seat in operation is improved, the stability of the punching tool bit in punching is improved, and the quality of edge covering is improved.

The invention has simple structure and lower cost, can quickly and stably bend the decorative plate of the door window frame and tightly press the decorative plate on the guide rail of the door glass when the edge covering operation is carried out, and improves the aesthetic property and the integral quality of the window frame.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a door sash trim panel and a door glass guide rail thereof after being hemmed;

FIG. 3 is a schematic structural view of a lift limiting unit;

fig. 4 and 5 are schematic structural views of the punching unit;

FIG. 6 is a schematic structural view of the pressing unit;

in the figure: 1-stamping unit, 11-bracket, 12-linear driving assembly, 13-stamping seat, 14-stamping tool bit, 15-bracket, 16-guide roller, 2-limit lifting unit, 21-bracket, 22-profiling limit bracket, 3-compacting unit, 31-support frame, 32-linear telescopic assembly II, 33-pressing arm II, 34-limit assembly, 35-linear telescopic assembly I, 36-pressing arm I, 37-pressing plate, 4-car door window frame decorative plate, 41-bending section, 5-car door glass guide rail and 51-perforation.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.

Referring to fig. 1 to 6, a hemming jig for a rear window frame of an automobile door, which is provided on a positioning platform, includes,

the lifting limiting unit 2 is used for lifting and limiting the door sash plaque 4, and comprises a bracket 21 and a profiling limiting bracket 22 which is arranged on the bracket 21 and corresponds to the door sash plaque 4;

the pressing unit 3 is used for pressing and positioning the door window frame decorative plate 4 and the door glass guide rail 5 thereof, the pressing unit 3 is positioned on one side of the lifting limiting unit 2, and the pressing unit 3 comprises a support frame 31, a first pressing mechanism and a second pressing mechanism, wherein the first pressing mechanism is installed on the support frame 31 and used for pressing and positioning the door window frame decorative plate 4, and the second pressing mechanism is used for pressing and positioning the door glass guide rail 5;

the punching unit 1 is used for punching the bending section 41 of the door sash plaque 4 and pressing the bending section 41 on the inner wall of one side edge of the door glass guide rail 5, the punching unit 1 is positioned on the other side of the lifting limiting unit 2, and the punching unit 1 comprises a bracket 11 and a linear punching assembly arranged on the bracket 11.

In this embodiment, the first pressing mechanism includes a first linear expansion assembly 35, a first pressing arm 36 and a pressing plate 37 thereof, the first linear expansion assembly 35 is mounted on the supporting frame 31, the first pressing arm 36 is movably mounted on the supporting frame 31, an end of the first pressing arm 36 is movably connected with an end of the first linear expansion assembly 35, the pressing plate 37 is disposed on a front surface of the end of the first pressing arm 36, and the pressing plate 37 is used for pressing and positioning an upper surface of the door sash trim 4.

In this embodiment, the second pressing mechanism includes a second linear telescopic assembly 32, a second pressing arm 33 and a limiting assembly 34 thereof, the limiting assembly 34 includes a pressing block and a limiting bolt, the second linear telescopic assembly 32 is installed on the support frame 31, the second pressing arm 33 is movably installed on the support frame 31, the end portion of the second pressing arm 33 is movably connected with the end portion of the second linear telescopic assembly 32, the pressing block and the limiting bolt thereof are both installed on the front face of the end portion of the second pressing arm 33, the pressing block is used for pressing and positioning the outer wall of the door glass guide rail 5, and the limiting bolt is used for limiting the through hole 51 on the end face of the door glass guide rail 5.

In this embodiment, the linear punching assembly is composed of a linear driving assembly 12 and a punching assembly provided at an end portion of the linear driving assembly 12, the linear driving assembly 12 is mounted on the bracket 11, and the punching assembly is mounted at a driving end of the linear driving assembly 12.

In this embodiment, the punching assembly is composed of a punching seat 13 and a punching tool bit 14 disposed on the front surface of the punching seat 13, and the back surface of the punching seat 13 is connected to the driving end of the linear driving assembly 12.

In this embodiment, the stamping device further comprises a guide assembly, the guide assembly is arranged on the bracket 11 and located below the stamping seat 13, and the upper end of the guide assembly is in rolling contact with the lower end surface of the stamping seat 13.

In this embodiment, the guiding assembly includes a support 15 and a plurality of guiding rollers 16 disposed on the support 15, the guiding rollers 16 are rotatably mounted on the upper end of the support 15, the guiding rollers 16 are in rolling contact with the lower end surface of the stamping seat 13, and the support 15 is connected to the bracket 11.

When the door frame structure is used, the linear driving component 12, the linear telescopic component I35 and the linear telescopic component II 32 are all in a contracted state, the upper end of the bracket 21 is completely exposed, the door frame decoration plate 4 and the door glass guide rail 5 thereof are sequentially placed on the bracket 21, the profiling limiting bracket 22 on the bracket 21 limits and lifts the door frame decoration plate 4, then the driving end of the linear telescopic component I35 and the linear telescopic component II 32 thereof is unfolded, the linear telescopic component II 32 drives the pressing arm II 33 to turn over, the pressing block presses the upper surface of the door glass guide rail 5, the limiting bolt penetrates through a through hole 51 on the surface of the door glass guide rail 5, the linear telescopic component I35 drives the pressing arm I36 to turn over, the pressing plate 37 presses the surface of the door frame decoration plate 4, and then the limiting and pressing of the door frame decoration plate 4 and the door glass guide rail 5 are completed, after the positioning of the door window frame trim 4 and the door glass guide rail 5 of the door window frame trim 4 is completed, the bending section 41 on the door window frame trim 4 and the main body of the door window frame trim 4 are vertically distributed and are positioned at the position right in front of the inner side area of the door glass guide rail 5, then the linear driving assembly 12 is started, the linear driving assembly 12 drives the stamping tool bit 14 to synchronously move towards the direction close to the bending section 41 through the stamping seat 13 after being started, and extrudes the bending section 41, finally the stamping tool bit 14 extends to the inner side area of the door glass guide rail 5, so that the bending section 41 is extruded to be in a state of being attached to the inner side wall of the door glass guide rail 5, and the edge covering process is completed;

when the punching seat performs linear motion, the lower end face of the punching seat is in rolling contact with the outer wall of the guide roller, so that the guide supporting effect on the punching seat is achieved, the stability of the punching seat in operation is improved, the stability of the punching tool bit in punching is improved, and the quality of edge covering is improved.

The invention has simple structure and lower cost, can quickly and stably bend the decorative plate of the door window frame and tightly press the decorative plate on the guide rail of the door glass when the edge covering operation is carried out, and improves the aesthetic property and the integral quality of the window frame.

The invention has simple structure and convenient unloading, reduces the labor intensity of workers, saves time and improves the production efficiency.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.