CN112222831A

CN112222831A - A compression fittings for control panel production

Info

Publication number: CN112222831A
Application number: CN202011209919.3A
Authority: CN
Inventors: 丰磊; 杨迪; 陈磊; 石峰; 邓国锋; 李超; 高大牛; 田野; 王少辉; 张博; 陈冬进
Original assignee: Alpace Intelligent Technology Suzhou Co ltd
Current assignee: Alpace Intelligent Technology Suzhou Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-01-15
Anticipated expiration: 2040-11-03
Also published as: CN112222831B

Abstract

The invention provides a pressing device for control panel production, which comprises a workbench, a positioning piece, a feeding mechanism and a pressing mechanism, wherein the positioning piece is arranged on the workbench; a positioning groove for positioning the control plate is arranged in the positioning piece, and an upwards-protruding clamping block is arranged at the top of the control plate; the feeding mechanism is used for conveying the elastic sheets to the upper part of the clamping block, the feeding mechanism comprises a supporting rod and a pushing block, the supporting rod is connected with a plurality of elastic sheets in series, the top of each elastic sheet is provided with a lug matched with the supporting rod, the pushing block is positioned right above the clamping block, one side, close to the supporting rod, of the pushing block is provided with a material pushing groove which is profiled with the elastic sheet, the elastic sheet on the supporting rod can be pushed into the material pushing groove, one side, far away from the supporting rod, of the pushing block is provided with a limiting part, and the; the pressing mechanism is in driving connection with the pushing block, and a driving piece of the pressing mechanism drives the pushing block to move downwards to press the elastic sheet in the material pushing groove into the clamping block. The invention can solve the problems of low feeding efficiency and feeding precision of the elastic sheet in the assembly operation of the control panel.

Description

A compression fittings for control panel production

Technical Field

The invention belongs to the technical field of part assembling machinery, and particularly relates to a pressing device for producing a control plate.

Background

The sunroof control panel is provided with a plurality of parts with clamping structures, such as various spring plates, as shown in fig. 3, and the spring plates need to be reliably assembled on the control panel by using a press-fitting device during assembly.

Because the shape of the elastic sheet is usually an irregular three-dimensional structure, when the elastic sheet is fed into the press-fitting equipment, the same position of the elastic sheet is difficult to stably and accurately clamp by using automatic modules such as a sucker, a manipulator and the like, so that the feeding precision and the feeding continuity of the elastic sheet are poor; if manual feeding is adopted, the elastic sheet is required to be pre-arranged on the clamping block of the control plate once by manual operation every time press mounting is carried out, so that the working efficiency is low, the labor intensity is high, and the feeding precision of the elastic sheet cannot be guaranteed due to the individual difference of manual operation.

Disclosure of Invention

The invention aims to provide a pressing device for producing a control plate, which aims to solve the problems of low feeding efficiency and feeding precision of elastic sheets in the assembly operation of the control plate.

The invention provides the following technical scheme:

a pressing device for control panel production comprises a workbench, a positioning piece, a feeding mechanism and a pressing mechanism; the positioning piece is fixed on the workbench, a positioning groove for positioning the control panel is arranged in the positioning piece, and an upward convex clamping block is arranged at the top of the control panel; the feeding mechanism is used for conveying elastic sheets to the position above the clamping block, the feeding mechanism comprises a supporting rod and a pushing block, the supporting rod is connected with a plurality of elastic sheets in series, the top of each elastic sheet is provided with a lug matched with the supporting rod, the bottom of each lug is connected with a pair of main clamping arms with downward openings, the pushing block is positioned right above the clamping block, one side, close to the supporting rod, of the pushing block is provided with a pushing groove which is profiled with the elastic sheets, the elastic sheets on the supporting rod can be pushed into the pushing groove, one side, far away from the supporting rod, of the pushing block is provided with a limiting part, and the limiting part blocks and limits the elastic sheets in the pushing groove; the pressing mechanism is in driving connection with the pushing block, and a driving piece of the pressing mechanism drives the pushing block to move downwards to press the elastic sheet in the material pushing groove into the clamping block.

Furthermore, the supporting rod comprises a feeding end and a discharging end which are oppositely arranged, and the discharging end is close to one side of the push block; the feeding mechanism further comprises an electric lead screw and a material pushing plate, the electric lead screw is parallel to the supporting rod, the electric lead screw is driven by a stepping motor to operate, the material pushing plate is mounted on a sliding block of the electric lead screw, the material pushing plate is tightly attached to the elastic sheet, and the electric lead screw intermittently drives the material pushing plate to push the elastic sheet towards one side of the discharging end.

Furthermore, a corner cylinder is arranged on a sliding block of the electric lead screw, a rotating rod of the corner cylinder rotates in a vertical plane, and the rotating rod is fixedly connected with the material pushing plate; the material pushing plate is driven by the corner cylinder to rotate to one side of the feeding end to be in a furled posture, or driven by the corner cylinder to rotate to an erected posture from the furled posture, and the included angle between the furled posture and the horizontal plane is smaller than that between the erected posture and the horizontal plane; when the electric screw rod resets the material pushing plate to the feeding end, the material pushing plate is in the furling posture and penetrates through the opening part at the bottom of each elastic sheet on the supporting rod.

Preferably, the elastic piece is further provided with a pair of auxiliary clamping arms, the bottoms of the auxiliary clamping arms are higher than the bottoms of the main clamping arms, and the opening widths of the pair of auxiliary clamping arms are smaller than the opening widths of the pair of main clamping arms; the auxiliary clamping arm is provided with oppositely bent clamp angles, and the pair of clamp angles clamp the clamping block; the material pushing plate is tightly attached to the auxiliary clamping arm.

Preferably, the electric screw rod is arranged on a table board, the table board is further provided with two support columns, and the two support columns are used for supporting the feeding end and the discharging end of the support rod respectively.

The elastic piece pushing device comprises a supporting rod and a pushing block, and is characterized by further comprising a fixedly installed buffer storage piece, wherein the buffer storage piece is located between the supporting rod and the pushing block, a cavity which is copying to the shape of the elastic piece is arranged in the buffer storage piece, the cavity is located on a horizontal extension line of the supporting rod, at least one elastic piece is accommodated in the cavity, an initial position of a pushing groove of the pushing block is located on an extension line of the cavity, and the elastic piece can be pushed into the pushing groove by the cavity through a pushing plate.

Preferably, the buffer member is provided with a guide rail extending in the vertical direction on the side wall close to the push block, and the side wall of the push block is correspondingly provided with a guide groove matched with the guide rail, and the guide groove can linearly slide along the guide rail.

Furthermore, the limiting part of the pushing block comprises a blocking wall and an avoiding notch, the blocking wall is formed by inwards protruding the pushing groove to block the elastic sheet, the avoiding notch vertically and upwards extends from the bottom of the blocking wall, the width of the avoiding notch is larger than the thickness of the clamping block of the control panel, and when the elastic sheet is pressed into the clamping block, the clamping block can be inserted into the avoiding notch.

Preferably, the left side and the right side of the control panel are symmetrically provided with clamping blocks, the driving piece of the pressing mechanism is an air cylinder or a hydraulic cylinder, the output end of the driving piece is provided with a transmission plate, and the left side and the right side of the transmission plate are respectively provided with the pushing blocks.

Preferably, the middle part of the transmission plate is provided with an auxiliary pressing block, and the auxiliary pressing block moves downwards along with the transmission plate to press the control plate.

The invention has the beneficial effects that:

the invention is used for automatically pressing the elastic sheet into the clamping blocks at two sides of the control panel. The feeding mechanism continuously feeds the elastic sheets into the material pushing groove of the pushing block, the pressing mechanism drives the pushing block to push the elastic sheets downwards to the fixture block, and the pressing mechanism continues to move downwards to press the elastic sheets on the fixture block.

The supporting rod supports a string of elastic sheets, and the cross section of the supporting rod is in a shape of a profile of a lug structure at the top of the elastic sheet, so that the elastic sheet is positioned by the supporting rod and cannot rotate freely, and the feeding precision of the elastic sheet entering the material pushing groove is ensured. During feeding, the electric screw rod intermittently drives the material pushing plate to push the elastic sheet towards the feeding end without pushing materials manually, the material pushing plate is installed on the corner cylinder, after the material pushing plate moves to the discharging end, the corner cylinder downwards overturns the material pushing plate to a furling posture, and meanwhile, the electric screw rod resets the material pushing plate to the feeding end, so that the material pushing plate can avoid the elastic sheet which is being fed by the feeding end, therefore, multiple processes can be carried out simultaneously without mutual interference, and the assembly efficiency and the assembly stability are further improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the control panel construction of the present invention;

FIG. 2 is a schematic diagram of the spring plate structure of the present invention;

FIG. 3 is a schematic view of an assembly structure of the spring plate and the control plate according to the present invention;

FIG. 4 is a schematic view of the overall structure of the present invention;

FIG. 5 is a schematic structural view of the push block of the present invention when the spring plate is pressed into the fixture block;

FIG. 6 is a schematic structural view of the push block of the present invention after the spring plate is pressed into the fixture block;

FIG. 7 is a schematic view of the left side of FIG. 5 showing the positional relationship among the support rod, the material pushing plate and the spring plate according to the present invention;

FIG. 8 is a schematic view of the support pole of the present invention prior to loading;

FIG. 9 is a schematic structural view of the push block viewed from the direction K of FIG. 5;

fig. 10 is a schematic sectional view of the push block of the present invention taken along the line a-a in fig. 6.

Labeled as: 1. a spring plate; 2. a control panel; 3. a clamping block; 4. a lug; 5. a main clamping arm; 6. a secondary clamp arm; 7. a clamp angle; 8. a work table; 9. a positioning member; 10. a feeding mechanism; 11. a support bar; 12. a caching component; 13. a push block; 14. an electric lead screw; 15. a material pushing plate; 16. a support pillar; 17. a feeding end; 18. a discharging end; 19. a cavity; 20. a material pushing groove; 21. a limiting part; 22. a drive member; 23. a drive plate; 24. a corner cylinder; 25. a rotating rod; 26. a guide rail; 27. a guide groove; 28. a retaining wall; 29. avoiding the notch; 30. and (5) auxiliary briquetting.

Detailed Description

As shown in fig. 1 to 3, a pressing device for controlling panel production is used to press elastic sheets 1 into upwardly protruding clamping blocks 3 on the left and right sides of a control panel 2 respectively. The elastic sheet 1 is formed by bending and stamping a metal sheet, the top of the elastic sheet 1 is provided with a lug 4, a noncircular groove structure is arranged in the lug 4, the bottom of the lug 4 is connected with a pair of main clamping arms 5 with downward openings and a pair of auxiliary clamping arms 6 with downward openings, the bottom of each auxiliary clamping arm 6 is higher than the bottom of each main clamping arm 5, and the opening width of each pair of auxiliary clamping arms 6 is smaller than the opening width of each pair of main clamping arms 5; the auxiliary clamping arm 6 is provided with a clamp angle 7 which is bent in opposite directions, and the clamp block 3 is clamped by the pair of clamp angles 7 after the elastic sheet is pressed into the clamp block 3.

As shown in fig. 4, the pressing device includes a worktable 8, a positioning member 9, a feeding mechanism 10, and a pressing mechanism. The positioning piece 9 is fixed on the workbench 8, a positioning groove which is matched with the appearance of the control panel 2 and used for positioning the control panel is arranged in the positioning piece 9, and the control panel 2 is placed in the positioning groove before press mounting.

The feeding mechanism 10 is used for conveying the elastic sheet 1 to the position above the clamping block, as shown in fig. 5, 6 and 8, the feeding mechanism 10 comprises a support rod 11, a buffer storage part 12, a pushing block 13, an electric screw 14 and a material pushing plate 15, the support rod 11 is horizontally arranged along the front and back direction of the workbench 8, the left end and the right end of the support rod are respectively supported by a support column 16 on the workbench surface, and a notch for avoiding the clamp angle 7 is formed in the support column 16, so that the elastic sheet can smoothly pass through the support column 16. As shown in fig. 7, the cross-sectional shape of the support rod 11 is adapted to the groove structure in the lug 4 of the spring, the plurality of springs 1 are connected to the support rod 11 in series, the support rod 11 includes a feeding end 17 and a discharging end 18 which are arranged oppositely, and the spring is pushed to the discharging end 18 during operation.

As shown in fig. 5 and 6, the buffer memory part 12 is fixedly mounted on the table board, the buffer memory part 12 is located between the supporting rod 11 and the pushing block 13, a cavity 19 which is profiled with the appearance of the elastic sheet 1 is arranged in the buffer memory part 12, the cavity 19 is located on the horizontal extension line of the supporting rod 11, and at least one elastic sheet is accommodated in the cavity 19, the cavity 19 finely and finely positions the posture of the elastic sheet which is about to enter the pushing groove, so that the elastic sheet 1 is prevented from slightly shaking and cannot smoothly enter the pushing groove of the pushing block 13.

The pushing block 13 is tightly attached to the caching piece 12, the pushing block 13 is located right above the fixture block 3, a pushing groove 20 which is profiled with the elastic sheet 1 is formed in one side, close to the caching piece 12, of the pushing block 13, and the initial position of the pushing groove 20 is located on the extension line of the cavity 16, so that the elastic sheet 1 can be smoothly pushed into the pushing groove 20 from the cavity 19. One side of the push block 13, which is far away from the buffer storage part 12, is provided with a limiting part 21, and the elastic sheet 1 is blocked and limited in the material pushing groove 20 by the limiting part 21, so that the elastic sheet 1 is prevented from horizontally sliding out of the material pushing groove 20.

The pressing mechanism is in driving connection with the pushing block 13, and a driving piece 22 of the pressing mechanism drives the pushing block 13 to move downwards to press the elastic sheet in the material pushing groove 20 into the fixture block 3. Specifically, the driving member 22 of the pressing mechanism is an air cylinder or a hydraulic cylinder, the output end of the driving member 22 is provided with the driving plate 23, and the left and right sides of the driving plate 23 are respectively provided with the pushing blocks 13 by bolts, so that the two pushing blocks 13 can press the elastic sheets on the left and right sides into the fixture block 3 at the same time.

The electric screw 14 is arranged on the table top and is parallel to the supporting rod 11, the electric screw 14 is driven by the stepping motor to operate, the material pushing plate 15 is arranged on a sliding block of the electric screw 14, the material pushing plate 15 is tightly attached to the auxiliary clamping arm 6 of the elastic sheet, the electric screw 14 intermittently drives the material pushing plate 15 to push the elastic sheet 1 towards the blanking end 18, and the stroke of each movement of the material pushing plate 15 corresponds to the width of the elastic sheet 1.

Wherein, the slide block of the electric screw 14 is provided with a corner cylinder 24, a rotating rod 25 of the corner cylinder 24 rotates in the vertical plane, and the rotating rod 25 is fixedly connected with the material pushing plate 15. When the pusher 15 moves toward the discharge end 18, the pusher 15 is driven by the corner cylinder 24 to rotate to the upright position, and is brought into close contact with the spring piece. When the material pushing plate 15 moves towards the side of the feeding end 17, the material pushing plate 15 is driven by the corner cylinder 24 to rotate towards the side of the feeding end to be in a furled posture, the included angle between the furled posture and the horizontal plane is smaller than that between the standing posture and the horizontal plane, and preferably, the material pushing plate in the furled posture is in a horizontal state, so that the next batch of elastic pieces can be strung on the supporting rod 11 while the material pushing plate 15 is reset by the electric screw 14, and at the moment, the material pushing plate 15 can pass through the opening part at the bottom of each elastic piece on the supporting rod and is not in contact with.

As shown in fig. 5, 9 and 10, the side wall of the buffer member 12 close to the push block 13 is provided with a guide rail 26 extending in the vertical direction, the side wall of the push block 13 is correspondingly provided with a guide groove 27 matching with the guide rail 26, when the press-fit mechanism presses down the push block 13, the guide groove 27 slides linearly along the guide rail 26, so as to prevent the push block 13 from shaking left and right, and ensure that the push block 13 applies an accurate pressing force to the elastic sheet 1.

As shown in fig. 9, the limiting portion 21 of the pushing block includes a blocking wall 28 and an avoiding notch 29, the blocking wall 28 protrudes inward from the pushing groove 20 to block the spring plate 1, the avoiding notch 29 extends vertically and upward from the bottom of the blocking wall 28, the width of the avoiding notch 29 is slightly larger than the thickness of the fixture block 3 of the control plate, when the pushing block 13 presses the spring plate 1 into the fixture block 3, the fixture block 3 is inserted into the avoiding notch 29, and interference between the pushing block 13 and the fixture block 3 is avoided.

The middle part installation auxiliary pressing block 30 of driving plate 23, auxiliary pressing block 30 follow driving plate 23 and descend and compress tightly the main part of control panel 2, further compress tightly control panel 2 reliably, prevent that control panel 2 from rocking and increaseing its and the assembly error between shell fragment 1. In order to improve the stability of press mounting, material clamping cylinders can be arranged on the left side and the right side of the positioning piece to clamp the left side wall and the right side wall of the control panel.

The working process of the device is as follows:

placing a control plate 2 in a positioning groove of a positioning piece 9, and sequentially stringing a plurality of elastic sheets 1 on a support rod 11; in an initial state, the material pushing groove 20 of the pushing block 13 is aligned with the cavity 19 of the buffer storage piece, and an elastic sheet can be reserved in the cavity 19;

starting the electric screw 14, driving the material pushing plate 15 to push the elastic sheet 1 to the material discharging end 18 by a set stroke, pushing the rightmost elastic sheet in the cavity 19 into the material pushing groove 20, and stopping the elastic sheet by the limiting part 21 of the pushing block so that the elastic sheet cannot move forwards continuously; the steps are simultaneously carried out in the feeding mechanisms on the left side and the right side;

starting a driving piece 22 of the pressing mechanism, driving the pushing block 13 to push the elastic sheet in the material pushing groove 20 downwards until the auxiliary clamping arm 6 of the elastic sheet clamps the clamping block 3 of the control plate, and then pressing the theme part of the control plate 2 by the auxiliary pressing block 30; meanwhile, the next spring plate is blocked in the cavity 19 by utilizing the side wall of the sticking cache piece of the push block 13;

repeating the feeding and pressing actions until all the elastic sheets on the support rod 11 are fed into the cavity 19 of the buffer storage piece;

the electric screw 14 drives the material pushing plate 15 to reset towards the feeding end 17, and meanwhile, the corner cylinder 24 drives the material pushing plate 15 to turn over to be in a horizontal state, so that interference of a newly-fed elastic sheet is avoided; during the resetting of the stripper plate 15, the next batch of ammunition is loaded on the support rod 11.

The angle cylinder 24 is controlled to rotate the material pushing plate 15 to the standing posture, the electric screw 14 drives the material pushing plate 15 to move towards the discharging end 18, and the next feeding period is started.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pressing device for control panel production, characterized in that it comprises a workbench, a positioning member, a feeding mechanism and a pressing mechanism; the positioning member is fixed on the workbench, and the positioning member is internally provided with There is a positioning groove for positioning the control board, and the top of the control board is provided with a blocking block that protrudes upward; the feeding mechanism is used to transport the elastic sheet to the top of the blocking block, and the feeding mechanism includes a support rod and a push block , a plurality of elastic sheets are connected in series on the support rod, the top of the elastic sheet is provided with a lug adapted to the support rod, and the bottom of the lug is connected to a pair of main clip arms with downward openings; the push block is located at Just above the clamping block, the side of the push block close to the support rod is provided with a push groove that is shaped like the elastic sheet, and the elastic sheet on the support rod can be pushed into the push groove , the side of the push block away from the support rod is provided with a limiting portion, and the limiting portion blocks the elastic sheet and limits it to the pushing slot; the pressing mechanism drives and connects the push block, so The driving member of the pressing mechanism drives the pushing block downward to press the elastic sheet in the pushing groove into the clamping block.

2 . The pressing device for control panel production according to claim 1 , wherein the support rod comprises a feeding end and a feeding end arranged oppositely, and the feeding end is close to the push block. 3 . The feeding mechanism also includes an electric screw and a pusher plate, the electric screw is parallel to the support rod, the electric screw is driven by a stepping motor, and the slider of the electric screw is installed The ejector plate is in close contact with the elastic piece, and the electric lead screw intermittently drives the ejector plate to push the elastic piece toward the side of the unloading end.

3. The pressing device for control panel production according to claim 2, wherein a corner cylinder is installed on the slider of the electric lead screw, and the rotating rod of the corner cylinder rotates in a vertical plane, The rotating rod is fixedly connected to the ejecting plate; the ejecting plate is driven by the corner cylinder to rotate to the side of the feeding end to be in a retracted position, or is driven by the corner cylinder to be retracted by the The posture is rotated to the upright posture, and the angle between the retracted posture and the horizontal plane is smaller than the angle between the upright posture and the horizontal plane; when the electric lead screw resets the ejector plate toward the feeding end, the ejector plate in the folded position and passing through the opening of the bottom of each elastic piece on the support rod.

4 . The pressing device for control panel production according to claim 2 , wherein a pair of auxiliary clamp arms are further provided on the elastic sheet, and the bottom of the auxiliary clamp arms is higher than the bottom of the main clamp arms. 5 . bottom, and the opening width of a pair of the auxiliary clamping arms is smaller than the opening width of a pair of the main clamping arms; block; the pushing plate is close to the auxiliary clamping arm.

5 . The pressing device for control panel production according to claim 2 , wherein the electric lead screw is installed on a table top, and two support columns are also installed on the table surface, and the two support columns are 5. 6 . respectively support the feeding end and the feeding end of the support rod.

6 . The pressing device for control board production according to claim 2 , further comprising a buffer member fixedly installed, the buffer member is located between the support rod and the push block, the buffer member is 6 . The buffer element is provided with a cavity that follows the shape of the elastic piece, the cavity is located on the horizontal extension line of the support rod, and at least one elastic piece is accommodated in the cavity, and the pushing groove of the push block has an inner shape. The initial position is located on the extension line of the cavity, and the pushing plate can push the elastic sheet from the cavity into the pushing groove.

7 . The pressing device for control panel production according to claim 6 , wherein a guide rail extending in a vertical direction is provided on the side wall of the buffer member close to the push block, and the push block is 7 . A guide groove matched with the guide rail is correspondingly provided on the side wall of the guide rail, and the guide groove can slide linearly along the guide rail.

8. The pressing device for control panel production according to any one of claims 1 to 7, wherein the limiting portion of the push block comprises a blocking wall and an escape notch, and the blocking wall is formed by the The pushing slot protrudes inwards to block the elastic pieces, the avoidance notch extends vertically upward from the bottom of the baffle wall, and the width of the avoidance notch is larger than the thickness of the block of the control board, when the elastic piece is pressed into the card When inside the block, the blocking block is inserted into the avoidance gap.

9 . The pressing device for control panel production according to claim 1 , wherein clamping blocks are symmetrically arranged on the left and right sides of the control panel, and the driving member of the pressing mechanism is an air cylinder or a hydraulic pressure. 10 . A transmission plate is installed at the output end of the driving member, and the push blocks are respectively installed on the left and right sides of the transmission plate.

10 . The pressing device for control panel production according to claim 9 , wherein an auxiliary pressing block is installed in the middle of the transmission plate, and the auxiliary pressing block follows the transmission plate downward to press the control plate. 10 . .