CN212527988U

CN212527988U - Automobile seat back plate processing device

Info

Publication number: CN212527988U
Application number: CN202020884982.6U
Authority: CN
Inventors: 沈方磊; 汪经朝; 徐荣
Original assignee: Ningbo Bogus Top Auto Parts Co ltd
Current assignee: Ningbo Bogus Top Auto Parts Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-02-12
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a machining device for a back plate of an automobile seat, which comprises a lower die holder and an upper die plate, wherein the lower die holder is provided with a positioning block for placing a workpiece, and the upper die plate is provided with a pressing mechanism, a punching mechanism and a trimming mechanism for cutting the front end and the rear end of the workpiece; the trimming mechanism comprises a first trimming component for trimming the front end of the workpiece along the vertical direction and a second trimming component for trimming the rear end of the workpiece along the horizontal direction, and the second trimming component is also provided with a pre-pressing component for pre-pressing the rear end of the workpiece in the horizontal direction. The utility model discloses a car seat backplate processingequipment is a device that is used for carrying out automation to car seat backplate and punches a hole, cuts out the limit specially to improve machining efficiency, guarantee the processing position precision.

Description

Automobile seat back plate processing device

Technical Field

The utility model belongs to the technical field of the automobile parts processing technique and specifically relates to a car seat backplate processingequipment.

Background

The back panel of the car seat is a trim part mounted on the back of the seat back and is usually made of plastic or other synthetic material. In the process of installing the seat, the back plate needs to be connected and fixed with the seat body, so that a plurality of through holes need to be processed on the back plate, a plurality of through holes are specially-shaped holes, the waste edge position of the edge of the back plate after injection molding of the back plate needs to be cut and trimmed, and finally a required finished product is obtained.

At present, after a body of a seat back plate is subjected to injection molding, the seat back plate is firstly placed in a punching tool for punching, and then the waste edges around the seat back plate are cut by hand, so that the manual cutting mode is low in efficiency and high in labor intensity; and the edge of each cutting can not be ensured to be consistent, so that the finished product has low yield and the manufacturing cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: in order to overcome the defects of the prior art, the automobile seat back plate processing device is specially used for automatically punching and cutting edges of the automobile seat back plate, so that the processing efficiency is improved, and the processing position precision is guaranteed.

The utility model adopts the technical proposal that: the machining device for the automobile seat back plate comprises a lower die holder and an upper die plate, wherein a positioning block for placing a workpiece is arranged on the lower die holder, and a pressing mechanism, a punching mechanism and an edge cutting mechanism for cutting the front end and the rear end of the workpiece are arranged on the upper die plate; the trimming mechanism comprises a first trimming component for trimming the front end of the workpiece along the vertical direction and a second trimming component for trimming the rear end of the workpiece along the horizontal direction, and the second trimming component is also provided with a pre-pressing component for pre-pressing the rear end of the workpiece in the horizontal direction.

Compared with the prior art, the utility model has the following advantage:

the utility model discloses a processingequipment structure is the special frock of seat backplate structure, has integrateed mechanism, the trimming mechanism of punching a hole in this device, realizes carrying out the automation to the work piece and punches a hole, automatic trimming, compares and has higher machining efficiency in present artifical trimming to carry out corresponding punching a hole, trimming through professional equipment, can guarantee the position precision of processing at every turn, guarantee off-the-shelf qualification rate.

The pressing mechanism comprises a plurality of pressing blocks, and each pressing block is connected with the upper template through a connecting rod; the lower end of the connecting rod is in threaded connection with the upper end of the pressing block, and a locking nut is arranged at the threaded connection position of the connecting rod and the pressing block. The pressing mechanism is used for pressing and limiting the surface of the workpiece before the workpiece is punched, so that the accuracy of a punching position is ensured; in addition, the connecting height of the pressing block and the connecting rod in the structure is adjustable, workpieces with different thicknesses can be conveniently compressed and limited, and the universality is improved.

The punching mechanism comprises a first mounting plate and a first connecting plate, a first driving cylinder is arranged on the first mounting plate, a piston rod of the first driving cylinder is connected with the first connecting plate, and a plurality of punching heads are arranged on the lower end face of the first connecting plate; the punching head is characterized in that a movable plate is further arranged below the first connecting plate, the movable plate is connected with the first connecting plate through a buffering assembly, a movable space is reserved between the movable plate and the first connecting plate, and the lower ends of the punching heads penetrate through the movable plate in a sliding mode.

The buffer assembly comprises at least two pull rods, the lower ends of the pull rods are connected with the movable plate, the first connecting plate is provided with a sleeve, and the upper ends of the pull rods are in sliding fit in the sleeve; the upper end of the pull rod is also provided with a limiting boss, and a first elastic element is arranged between the upper end surface of the limiting boss and the upper end surface of the sleeve; the lower end of the sleeve is provided with a limiting sleeve, and the lower end face of the limiting boss is matched with the upper end face of the limiting sleeve under the elastic action of the first elastic element.

The first trimming component comprises a second mounting plate and a second connecting plate, the second mounting plate is connected to the upper template, a second driving cylinder is arranged on the second mounting plate, and a piston rod of the second driving cylinder is connected with the second connecting plate; and the lower end face of the second connecting plate is provided with an edge cutting tool.

The second trimming component comprises a third mounting plate and a third connecting plate, the third mounting plate is connected to the upper template, a third driving cylinder is arranged on the third mounting plate, and a piston rod of the third driving cylinder is connected with the third connecting plate; and an edge cutting tool is arranged on the third connecting plate towards the rear end of the positioning block.

The pre-pressing assembly comprises an assembling cylinder horizontally arranged on the third connecting plate, a push rod is arranged in the assembling cylinder in a sliding mode, a second elastic element is arranged between one end, close to the assembling cylinder, of the push rod and the bottom of the inner cavity of the assembling cylinder, and a limiting portion used for axially limiting the push rod is arranged in the assembling cylinder. The pre-pressing assembly is used for compressing and limiting the rear end part of the workpiece, and better position accuracy is achieved when the rear end of the workpiece is cut.

Drawings

Fig. 1 is a schematic structural diagram of the device for processing the back plate of the car seat of the present invention.

Fig. 2 is an explosion structure diagram of the device for processing the back plate of the car seat of the present invention.

Fig. 3 is another angle explosion structure diagram of the device for processing the back plate of the car seat of the present invention.

Fig. 4 is a structural view of a second trimming assembly according to the present invention.

Fig. 5 is a structural view of a first trimming member according to the present invention.

Fig. 6 is a structural view of the punching mechanism of the present invention.

Fig. 7 is a schematic structural diagram of the buffer assembly of the present invention.

Fig. 8 is a structural diagram of a pre-pressing assembly in the present invention.

101-a pressing mechanism, 102-a punching mechanism, 103-an edge cutting mechanism, 103.1-a first edge cutting mechanism and 103.2-a second edge cutting mechanism;

1-a lower die holder, 2-an upper die plate, 3-a positioning block, 4-a pre-pressing component, 4.1-an assembly cylinder, 4.2-a push rod, 4.2.1-a limiting bulge, 4.3-a second elastic element, 4.4-a limiting sleeve, 5-a pressing block, 6-a connecting rod, 7-a locking nut, 8-a first mounting plate, 9-a first connecting plate, 10-a first driving cylinder, 11-a punching head, 12-a movable plate, 13-a buffering component, 13.1-a pull rod, 13.1.1-a limiting boss, 13.2-a sleeve, 13.3-a first elastic element, 13.4-a limiting sleeve, 13.5-a positioning screw, 14-a second mounting plate, 15-a second connecting plate, 16-a second driving cylinder, 17-a trimming cutter, 18-a third mounting plate, 19-a third connecting plate, 20-third driving cylinder.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

In the description of the present invention, it should be noted that the terms "upper end", "lower surface", "side wall", "lower side", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, the terms "first" and "second" are used for convenience of description and distinction, and have no specific meaning.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "fitted" are to be understood broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, the utility model provides a car seat backplate processingequipment, including die holder 1 and cope match-plate pattern 2, it is specific, when using, die holder 1 is used for installing in corresponding frame, and the upper end of cope match-plate pattern 2 is connected with corresponding actuating mechanism usually for drive die sinking, the compound die of cope match-plate pattern 2 and die holder 1.

In addition, a positioning block 3 for placing a workpiece is arranged on the lower die holder 1, and a pressing mechanism 101, a punching mechanism 102 and an edge cutting mechanism 103 for cutting the front end and the rear end of the workpiece are arranged on the upper die plate 2; when the die is opened, a workpiece is placed and positioned on the positioning block 3, then the upper die plate 2 and the lower die base 1 are assembled, the pressing mechanism 101 on the upper die plate 2 is used for pressing and positioning the upper surface of the workpiece, the rear punching mechanism 102 and the trimming mechanism 103 are enabled to work, and automatic punching and trimming operations at corresponding positions on the workpiece are achieved.

Specifically, as shown in fig. 2 and 3, the edge cutting mechanism 103 includes a first edge cutting assembly 103.1 for cutting the front end of the workpiece in the vertical direction and a second edge cutting assembly 103.2 for cutting the rear end of the workpiece in the horizontal direction, and in addition, the second edge cutting assembly 103.2 is further provided with a pre-pressing assembly 4 for pre-pressing the rear end of the workpiece in the horizontal direction; before second cutting edge subassembly 103.2 cuts the work piece, this pre-compaction subassembly 4 is used for compressing tightly spacingly to the rear end face of work piece in advance, guarantees the accuracy of cutting edge position and the stability of tailorring.

As shown in fig. 2 and 5, the first trimming assembly 103.1 includes a second mounting plate 14 and a second connecting plate 15, the second mounting plate 14 is connected to the upper die plate 2, a second driving cylinder 16 is provided on the second mounting plate 14, and a piston rod of the second driving cylinder 16 is connected to the second connecting plate 15; the lower end surface of the second connecting plate 15 is provided with an edge cutting tool 17.

The second trimming assembly 103.2 comprises a third mounting plate 18 and a third connecting plate 19, the third mounting plate 18 is connected to the upper template 2, a third driving cylinder 20 is arranged on the third mounting plate 18, and a piston rod of the third driving cylinder 20 is connected with the third connecting plate 19; the third connecting plate 19 is provided with an edge cutter 17 toward the rear end of the positioning block 3.

More specifically, pre-compaction subassembly 4 on this second cutting edge subassembly 103.2 includes a dress section of thick bamboo 4.1 of horizontal installation on third connecting plate 19, and it is equipped with push rod 4.2 to slide in a dress section of thick bamboo 4.1, and push rod 4.2 is equipped with second elastic element 4.3 near the one end of a dress section of thick bamboo 4.1 and is equipped with between the bottom of a dress section of thick bamboo 4.1 inner chamber, is equipped with in the dress section of thick bamboo 4.1 and is used for carrying out the spacing portion of axial to push rod 4.2. In the structure, a limiting bulge 4.2.1 is arranged outside one end of the push rod 4.2, which is positioned in the inner cavity of the assembly cylinder 4.1, and when viewed from the horizontal direction shown in fig. 7, one end of the second elastic element 4.3 abuts against the right end face of the limiting bulge 4.2.1, and the other end of the second elastic element 4.3 abuts against the right end face of the inner cavity of the assembly cylinder 4.1; and one end of the second elastic element 4.3 close to the push rod 4.2 is sleeved outside the push rod 4.1, so that better positioning is realized. In order to prevent the push rod 4.2 from sliding out of the fitting cylinder 4.1 under the elastic force of the second elastic element 4.3, a limiting sleeve 4.4 is also arranged at the left end of the fitting cylinder 4.1, and the limiting sleeve 4.4 is connected to the left end of the fitting cylinder 4.1 in a tight fit manner. After the structure is arranged, the push rod 4.2 slides leftwards under the elastic action of the second elastic element 4.3 until the left end face of the limiting bulge 4.2.1 abuts against the right end face of the limiting sleeve 4.4, and the left end of the push rod 4.2 penetrates out of the assembling cylinder 4.1. When the third driving cylinder 20 drives the third connecting plate 19 to move towards the workpiece, the push rod 4.2 penetrating out of the end of the fitting cylinder 4.1 firstly contacts the rear end face of the workpiece, so that pre-compression positioning of the rear end face of the workpiece is realized, and the edge cutting tool 17 on the third connecting plate 19 slowly cuts the corresponding position of the edge of the workpiece along with the continuous leftward movement of the third connecting plate 19.

In this embodiment, the right end of the second elastic element 4.3 is in a cylindrical small spring structure, but in other embodiments, the second elastic element 4.3 may also be in other structures, such as a rubber elastic element or a bellows structure.

As shown in fig. 3, the pressing mechanism 101 includes a plurality of pressing blocks 5, and each pressing block 5 is connected to the upper die plate 2 through a connecting rod 6; the lower end of the connecting rod 6 is in threaded connection with the upper end of the pressing block 5, and a locking nut 7 is arranged at the threaded connection position of the connecting rod 6 and the pressing block 5. When the upper die plate 2 moves towards the lower die base 1 to be closed, the pressing blocks 5 are in pressing fit with the upper surface of the workpiece to press and position the workpiece, and the position accuracy of the punched workpiece is guaranteed. In addition, in the pressing mechanism 101, the position of the pressing block 5 can be adjusted by adjusting the locking nut 7, so that the pressing and positioning of workpieces with different thicknesses can be better guaranteed, the universality is improved, and the cost is reduced.

As shown in fig. 2 and 6, the punching mechanism 102 comprises a first mounting plate 8 and a first connecting plate 9, a first driving cylinder 10 is arranged on the first mounting plate 8, a piston rod of the first driving cylinder 10 is connected with the first connecting plate 9, and a plurality of punching heads 11 are arranged on the lower end surface of the first connecting plate 9; a movable plate 12 is further arranged below the first connecting plate 9, the movable plate 12 is connected with the first connecting plate 9 through a buffer assembly 13, and the lower ends of the plurality of punching heads 11 are slidably arranged on the movable plate 12 in a penetrating manner.

As shown in fig. 7, the buffering assembly 13 includes at least two tie rods 13.1, the lower ends of the tie rods 13.1 are connected to the movable plate 12, the first connecting plate 9 is provided with a sleeve 13.2, and the upper ends of the tie rods 13.1 are slidably fitted in the sleeve 13.2; a limiting boss 13.1.1 is further arranged at the upper end of the pull rod 13.1, and a first elastic element 13.3 is arranged between the upper end face of the limiting boss 13.1.1 and the upper end face of the sleeve 13.2; the lower extreme of sleeve 13.2 is equipped with stop collar 13.4, specifically, this stop collar 13.4 tight fit is at the lower extreme of sleeve 13.2 to in order to further improve the firm nature of the cooperation of stop collar 13.4, be equipped with set screw 13.5 on the lateral wall of sleeve 13.2, this set screw 13.5 is used for supporting the lower terminal surface of fixed 13.4.

Under the elastic force of the first elastic element 13.3, the lower end surface of the limit boss 13.1.1 is fitted on the upper end surface of the limit sleeve 13.4, and a certain buffer movement space is left between the movable plate 12 and the first connecting plate 9 in the initial state. When the punching mechanism 102 performs punching operation, the first driving cylinder 10 drives the first connecting plate 9 to move downwards, the plurality of punching heads 11 punch holes on the workpiece, and the workpiece continues to move downwards along with the first connecting plate 9 until the lower end face of the movable plate 12 contacts the surface of the workpiece and then continues to move downwards for a reserved distance of the buffer motion space, so that the punching heads 11 continue to move downwards for a certain distance after punching, and punching waste materials can be smoothly blanked. And, in this structure, the below that lies in locating piece 3 on lower die holder 1 is equipped with waste storage box, is equipped with the discharge opening that corresponds with work piece punching position on the locating piece 3, and after punching a hole, the waste material can drop to the waste storage box in through the discharge opening.

Each corresponding driving cylinder designed in the automobile backboard processing device can be an air cylinder, the latter of the hydraulic cylinder is an electric pushing cylinder, and each driving cylinder is provided with a corresponding electromagnetic valve, so that automatic control is conveniently realized.

In actual use, the device is also provided with a corresponding controller, and each driving cylinder in the device is electrically connected with the controller, so that automatic control of each action is realized, the automation degree is improved, and the working efficiency is improved.

While the above is directed to the preferred embodiment of the present invention, it is not intended that it be limited, except as by the appended claims. The present invention is not limited to the above embodiments, and the specific structure thereof allows for changes, all the changes made within the protection scope of the independent claims of the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a car seat backplate processingequipment, includes die holder (1) and cope match-plate pattern (2), its characterized in that: a positioning block (3) for placing a workpiece is arranged on the lower die holder (1), and a pressing mechanism (101), a punching mechanism (102) and an edge cutting mechanism (103) for cutting the front end and the rear end of the workpiece are arranged on the upper die plate (2); the trimming mechanism (103) comprises a first trimming component (103.1) for trimming the front end of the workpiece along the vertical direction and a second trimming component (103.2) for trimming the rear end of the workpiece along the horizontal direction, and a pre-pressing component (4) for pre-pressing the rear end of the workpiece in the horizontal direction is further arranged on the second trimming component (103.2).

2. The automobile seat back plate processing device according to claim 1, characterized in that: the pressing mechanism (101) comprises a plurality of pressing blocks (5), and each pressing block (5) is connected with the upper template (2) through a connecting rod (6); the lower end of the connecting rod (6) is in threaded connection with the upper end of the pressing block (5), and a locking nut (7) is arranged at the threaded connection position of the connecting rod (6) and the pressing block (5).

3. The automobile seat back plate processing device according to claim 1, characterized in that: the punching mechanism (102) comprises a first mounting plate (8) and a first connecting plate (9), a first driving cylinder (10) is arranged on the first mounting plate (8), a piston rod of the first driving cylinder (10) is connected with the first connecting plate (9), and a plurality of punching heads (11) are arranged on the lower end face of the first connecting plate (9); a movable plate (12) is further arranged below the first connecting plate (9), the movable plate (12) is connected with the first connecting plate (9) through a buffering assembly (13), a movable space is reserved between the movable plate (12) and the first connecting plate (9), and the lower end of the punching head (11) penetrates through the movable plate (12) in a sliding mode.

4. The automobile seat back plate processing device according to claim 3, wherein: the buffer assembly (13) comprises at least two pull rods (13.1), the lower ends of the pull rods (13.1) are connected with the movable plate (12), the first connecting plate (9) is provided with a sleeve (13.2), and the upper ends of the pull rods (13.1) are in sliding fit in the sleeve (13.2); a limiting boss (13.1.1) is further arranged at the upper end of the pull rod (13.1), and a first elastic element (13.3) is arranged between the upper end face of the limiting boss (13.1.1) and the upper end face of the sleeve (13.2); the lower end of the sleeve (13.2) is provided with a limiting sleeve (13.4), and the lower end face of the limiting boss (13.1.1) is matched with the upper end face of the limiting sleeve (13.4) under the elastic action of the first elastic element (13.3).

5. The automobile seat back plate processing device according to claim 1, characterized in that: the first trimming assembly (103.1) comprises a second mounting plate (14) and a second connecting plate (15), the second mounting plate (14) is connected to the upper template (2), a second driving cylinder (16) is arranged on the second mounting plate (14), and a piston rod of the second driving cylinder (16) is connected with the second connecting plate (15); and an edge cutting tool (17) is arranged on the lower end face of the second connecting plate (15).

6. The automobile seat back plate processing device according to claim 1, characterized in that: the second trimming assembly (103.2) comprises a third mounting plate (18) and a third connecting plate (19), the third mounting plate (18) is connected to the upper template (2), a third driving cylinder (20) is arranged on the third mounting plate (18), and a piston rod of the third driving cylinder (20) is connected with the third connecting plate (19); and an edge cutting tool (17) is arranged on the third connecting plate (19) towards the rear end of the positioning block (3).

7. The automobile seat back plate processing device according to claim 6, wherein: prepressing assembly (4) include a supporting section of thick bamboo (4.1) of horizontal installation on third connecting plate (19), a supporting section of thick bamboo (4.1) in slide and be equipped with push rod (4.2), be equipped with second elastic element (4.3) between one end of a supporting section of thick bamboo (4.1) nearly and the supporting section of thick bamboo (4.1) inner chamber bottom of push rod (4.2), be equipped with in the supporting section of thick bamboo (4.1) and be used for carrying out the spacing portion of axial to push rod (4.2).