CN211867210U

CN211867210U - Bearing mechanism for pressing cover plate workpiece

Info

Publication number: CN211867210U
Application number: CN201921772312.9U
Authority: CN
Inventors: 吴加富; 缪磊; 马伟; 周平; 张羽曦; 郝新姣; 刘宣宣
Original assignee: Suzhou RS Technology Co Ltd
Current assignee: Suzhou RS Technology Co Ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-11-06
Anticipated expiration: 2029-10-22

Abstract

The utility model provides a bearing mechanism for pressing cover plate workpieces, which comprises a pressing device body, wherein the pressing device body comprises a material bearing platform for bearing and placing workpieces and a plurality of fastening components; the material bearing platform is provided with a limiting boss for limiting the horizontal position of a workpiece, the outline of the limiting boss is consistent with that of the workpiece, and the fastening assembly is arranged on the outer side of the limiting boss in a surrounding manner; the fastening assembly comprises a driving unit and a pressing unit, the driving unit drives the pressing unit to move along the direction of a central shaft of the mounting hole in the workpiece, so that a pressing head end on the pressing unit is in contact with the mounting hole in the workpiece, the workpiece is pressed on the material bearing table, the workpiece is pressed through the fastening assembly to replace a screw to fix the workpiece, the time spent in the fixing and separating process is reduced, and the machining efficiency is improved.

Description

Bearing mechanism for pressing cover plate workpiece

Technical Field

The utility model belongs to nonstandard carrier field, concretely relates to a bear mechanism for compressing tightly apron work piece.

Background

The workpiece is often provided with a cover plate with uneven appearance, the cover plate is mainly used for protecting the internal structure of a product and enabling the product to be attractive, the cover plate is provided with mounting holes, the cover plate is connected with other shell parts through connecting pieces such as screws and the like to form a protective shell, for the sake of product beauty, the cover plate is often designed into a special shape, especially the contour surface of the cover plate has a radian, so that the fixing effect of the common carrier is not ideal in the processing process of the cover plate workpiece, at present, the carrier is often provided with a lug boss matched with the cover plate, the cover plate is installed on the carrier by connecting the installation holes with the carrier through screws, the installation mode is stable, but the process of connecting the screws is too complicated, make fixed apron time increase, reduced production machining efficiency, in order to solve above-mentioned problem, need a bearing mechanism for compressing tightly the apron work piece.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a bear mechanism for compressing tightly apron work piece, fastening component compresses tightly the mounting hole position of apron work piece, and fastening component replaces the screw, and is fixed with the apron work piece fast, improves machining efficiency, convenient maintenance.

The utility model provides a bearing mechanism for compressing a cover plate workpiece, which comprises a compressing device body, wherein the compressing device body comprises a material bearing platform for bearing and placing the workpiece and a plurality of fastening components;

the material bearing platform is provided with a limiting boss for limiting the horizontal position of a workpiece, the outline of the limiting boss is consistent with that of the workpiece, and the fastening assembly is arranged on the outer side of the limiting boss in a surrounding manner;

the fastening assembly comprises a driving unit and a pressing unit, wherein the driving unit is used for generating a force for pushing and pressing the workpiece, the driving unit drives the pressing unit to move along the central axis direction of the mounting hole in the workpiece, so that the pressing end on the pressing unit is contacted with the mounting hole in the workpiece, and the workpiece is pressed on the material bearing table.

Preferably, a plurality of mounting plates are installed on one side, away from the limiting boss, of the material bearing platform, the fastening assembly is fixed to the mounting plates, and the movable end of the fastening assembly penetrates through the material bearing platform.

Preferably, the fastening assembly is mounted on the mounting plate, so that the pressing unit is inclined relative to the receiving surface of the workpiece and the material receiving platform, and the pressing end on the pressing unit is contacted with the inclined mounting hole on the workpiece.

Preferably, the mounting plate comprises a first mounting plate, and a boss for placing the fastening assembly is arranged on the first mounting plate.

Preferably, the surface of the first mounting plate, to which the boss is fixed, is the inclined surface, so that the fastening member is obliquely mounted on the first mounting plate.

Preferably, a positioning hole is formed in the position, corresponding to the mounting hole in the workpiece, of the limiting boss;

the pressing device body further comprises a positioning assembly, the positioning assembly comprises a second cylinder and a positioning pin, and the second cylinder drives the positioning pin so that the positioning pin penetrates through the positioning hole and is connected with a mounting hole in a workpiece.

Preferably, the mounting plate further comprises a second mounting plate, and the second cylinder is mounted on the second mounting plate such that the positioning pin is perpendicular to the pressing unit.

Preferably, a limiting rod is arranged on the material bearing platform and close to the limiting boss, and the workpiece is placed between the limiting rod and the limiting boss.

Preferably, the device further comprises a pushing assembly, wherein the pushing assembly is installed on the material bearing platform;

the limiting rods are arranged at the positions of two adjacent side surfaces of the workpiece, and the pushing assembly is arranged at the position close to the other two adjacent side surfaces of the workpiece;

and pushing the workpiece through the pushing assembly to clamp the workpiece at a fixed position on the material bearing platform.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model provides a pair of a bear mechanism for compressing tightly apron work piece, including fastening components, holding platform, through the mounting hole position that fastening components compressed tightly the apron work piece, replace the screw with fastening components, thereby compress tightly the apron work piece on holding platform fast and fix the work piece, improve machining efficiency, convenient the maintenance, the utility model discloses convenient to use, simple structure.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

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 application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view of FIG. 1;

fig. 3 is a schematic perspective view illustrating a second embodiment of the present invention;

fig. 4 is a top view of the present invention in one embodiment;

fig. 5 is a bottom view of the present invention in one embodiment;

fig. 6 is a schematic perspective view of a material supporting platform according to an embodiment of the present invention;

FIG. 7 is an enlarged partial schematic view of FIG. 6;

fig. 8 is a schematic perspective view of a fastening assembly according to an embodiment of the present invention;

fig. 9 is a schematic perspective view of a positioning assembly according to an embodiment of the present invention.

Shown in the figure:

100. a pressing device body; 110. a material bearing platform; 111. a limiting boss; 1111. positioning holes; 112. a limiting rod; 120. a fastening assembly; 121. a first cylinder; 122. a guide unit; 123. a pressing unit; 1231. a buffer pressure head; 130. a positioning assembly; 131. a second cylinder; 132. connecting blocks; 133. positioning pins; 140. mounting a plate; 141. a first mounting plate; 142. a second mounting plate; 150. a pushing assembly; 160. a position detector.

Detailed Description

The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a more detailed description of the present invention, which will enable those skilled in the art to make and use the present invention. In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components. In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, and the like are used based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the dimension from top to bottom, "width" corresponds to the dimension from left to right, and "depth" corresponds to the dimension from front to back. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to a relationship wherein structures are secured or attached, either directly or indirectly, to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 3-5, a bearing mechanism for pressing a cover plate workpiece comprises a pressing device body 100, wherein the pressing device body 100 comprises a material bearing platform 110 for bearing the workpiece, and a plurality of fastening components 120, and the material bearing platform 110 is used for connecting the pressing device body 100 into a whole;

as shown in fig. 6 and 7, a limiting boss 111 for limiting the horizontal position of the workpiece is arranged on the material bearing table 110, the outline of the limiting boss 111 is consistent with that of the workpiece, the workpiece is sleeved on the limiting boss 111, the fastening assembly 120 is arranged around the outer side of the limiting boss 111, and the workpiece is pressed on the limiting boss 111 by the fastening assembly 120, so that the workpiece is fixed;

as shown in fig. 1 and 2, in a preferred embodiment, the fastening assembly 120 includes a first air cylinder 121 and a pressing unit 123, the first air cylinder 121 drives the pressing unit 123 to move along a central axis direction of the mounting hole on the workpiece, a buffer pressure head 1231 is mounted at one end of the pressing unit 123 close to the workpiece, so that the buffer pressure head 1231 contacts with the mounting hole on the workpiece, thereby pressing the workpiece on the material bearing table 110, the mounting hole position of the workpiece is automatically pressed through the fastening assembly 120, the buffer pressure head 1231 replaces a screw, the workpiece is quickly pressed on the material bearing table 110, thereby fixing the workpiece, and the processing efficiency is improved.

It should be noted that, the first cylinder 121 in this embodiment generates an acting force for driving the pressing unit 123, so that the pressing unit 123 automatically clamps the workpiece, and the power device for generating the acting force for pushing the workpiece includes but is not limited to a cylinder, such as a motor cooperating with a screw rod, which can also generate an acting force in a linear direction, and should also be regarded as the technical solution of the driving unit in the present invention.

As shown in fig. 3, a plurality of mounting plates 140 are mounted on a side of the material supporting platform 110 away from the position-limiting bosses 111, and the fastening assemblies 120 are fixed on the mounting plates 140 such that the fastening assemblies 120 are fixed on the other corresponding side surface of the material supporting platform 110 provided with the position-limiting bosses 111, and the movable ends of the fastening assemblies 120 pass through the material supporting platform 110.

The mounting plate 140 includes an inclined surface, so that the pressing unit 123 is inclined with respect to the workpiece and the supporting surface of the supporting platform 110, the inclined angle between the pressing unit 123 and the workpiece and the supporting surface of the supporting platform 110 is referred to as an inclined angle, rather than the common fastening component 120 being disposed perpendicular to the workpiece, the clamping end of the fastening component 120 is inclined against the workpiece, so that the pressing end of the fastening component 120 is in contact with the inclined mounting hole of the workpiece, the force generated by the clamping end of the fastening component 120 on the workpiece can be decomposed into two forces, one being the pressure of the clamping end against the workpiece downward, and the other being the pushing force of the clamping end pushing the side surface of the workpiece, compared with the common fixing device, the forces in multiple directions simultaneously act on the workpiece, so that the fastening component 120 stably fixes the workpiece on the supporting platform 110.

The mounting plate 140 comprises a first mounting plate 141, the first mounting plate 141 comprises a boss for receiving the fastening component 120, the boss comprises a mounting surface 1411 for contacting with the fastening component 120 and a fixing surface 1412 for fixedly connecting with a fixing base, and the fastening component 120 is mounted on the boss, so that the pressing unit 123 on the fastening component 120 is obliquely pressed on the workpiece; the inclination angle of the fastening assembly 120 is in the range of 5-20 °, and in order to avoid the gravity center shifting to the outer side of the boss, the inclination angle of the fastening assembly 120 needs to be ensured within 20 °, so that the acting force applied to the fastening assembly 120 is applied to the boss, thereby prolonging the service life of the fastening assembly 120.

In the preferred embodiment, the included angle α between the first cylinder 121 and the first mounting plate 141 is 8.4 °, and the buffer pressure head 1231 on the pressing unit 123 is parallel to the mounting hole surface on the workpiece.

As shown in fig. 8, the surface of the first mounting plate 141 to which the table is fixed to the fastening unit 120 is an inclined surface, so that the fastening unit 120 is inclined with respect to the first mounting plate 141, and at this time, the first mounting plate 141 is disposed perpendicular to the workpiece.

The first cylinder 121 is fixed to the first mounting plate 141; the first cylinder 121 is connected with one end of a telescopic push rod 1211, the other end of the push rod 1211 is connected with the pressing unit 123, and the pressing unit 123 is driven by the first cylinder 121, so that the pressing unit 123 is contacted with the workpiece and presses the workpiece.

A positioning hole 1111 is formed in the position, corresponding to the mounting hole in the workpiece, of the limiting boss 111;

the pressing device body 100 further comprises a positioning assembly 130, the positioning assembly 130 comprises a positioning pin 133, and the positioning pin 133 penetrates through the positioning hole 1111 and is connected with the mounting hole on the workpiece.

The mounting plate 140 further includes a second mounting plate 142, and the positioning assembly 130 is mounted on the second mounting plate 142, and the inclination angle of the positioning assembly 130 is consistent with the inclination angle of the inclined mounting hole on the workpiece.

As shown in fig. 9, the positioning assembly 130 further includes a second cylinder 131, a connecting block 132, the connecting block 132 being mounted on a movable end of the second cylinder 131, and a positioning pin 133 being mounted on the connecting block 132;

order about locating pin 133 along the axial motion of buffering pressure head 1232 through second cylinder 131 for locating pin 133 slope is close to the work piece, thereby finally pass the work piece and realize the location, locating hole axial on the work piece is unanimous with locating pin 133, if cup joint when locating pin 133 through the work piece, because locating pin 133 is the slope setting, locating hole on the work piece is difficult to contact with locating pin 133, therefore, fix a position through the locating pin 133 that removes, locating pin 133 removes to buffering pressure head 1232 contact, thereby make locating pin 133 and buffering pressure head 1232 form the zonulae occludens structure, thereby fixed the work piece, after finishing processing, locating pin 133 and buffering pressure head 1232 are disconnected from being connected, make things convenient for the work piece to take out.

The position where the buffering pressure head 1232 contacts the positioning pin 133 is provided with a groove, the shape of the groove is consistent with that of the positioning pin 133, and when the second cylinder 131 pushes the positioning pin 133 to move, one end of the positioning pin 133 moves into the groove, so that the fixation is completed.

Because the fastening components 120 are required to replace screws, the workpiece is fixedly connected with the limiting boss 111, and for stable connection of the cover plate workpiece, the cover plate workpiece is generally provided with threaded holes on the periphery, therefore, the fastening components 120 are distributed on the periphery of the workpiece, and under the condition, the cover plate workpiece is difficult to discharge from the side surface, the fastening components 120 inclined relative to the material bearing table surface are away from the workpiece, the area formed in the fastening components 120 is gradually increased, and finally the area formed in the fastening components 120 is larger than the area of the workpiece, so that the workpiece can be conveniently fed and discharged in the vertical direction.

As shown in fig. 2 and 5, the carrying mechanism further includes a pushing assembly 150, and the pushing assembly 150 is mounted on the material supporting platform 110; the material bearing table 110 is provided with a limiting rod 112 near the limiting boss 111, a workpiece is placed between the limiting rod 112 and the limiting boss 111, the limiting rod 112 is installed at the position of two adjacent side faces of the workpiece, the pushing assembly 150 is arranged near the position of the other two adjacent side faces of the workpiece, the workpiece is positioned through the limiting rod 112 and the limiting boss 111, then the workpiece is pushed through the pushing assembly 150, the workpiece is clamped at the fixed position on the material bearing table 110, and the pushing assembly 150 plays a role in auxiliary fixing.

As shown in fig. 4, the material supporting table 110 is provided with a position sensor 160, the position of the workpiece on the material supporting table 110 is detected by the position sensor 160, and when the workpiece is placed on the material supporting table 110, the position sensor 160 is shielded by the workpiece, so that the position sensor 160 senses that the workpiece is placed on the material supporting table 110.

A clamping method using the bearing mechanism comprises the following steps:

s1, sleeving the workpiece on the limiting boss 111, and enabling the side edge of the workpiece to be in contact with the limiting rod 112, so that the workpiece is placed on the material bearing table 110;

s2, the second air cylinder 131 drives the positioning pin 133, so that the positioning pin 133 penetrates through the positioning hole 1111 and is connected with the workpiece, and the workpiece is positioned;

s3, after the positioning pin 133 is positioned, the first cylinder 121 drives the pressing unit 123, so that the pressing unit 123 approaches the workpiece;

s4, the pressing unit 123 moves to contact with the workpiece, the second cylinder 131 drives the positioning pin 133 to retract, so that the positioning pin 133 is disengaged from the positioning hole 1111, and the pressing unit 123 presses the workpiece, thereby completing the whole clamping step.

The bearing mechanism needs to simulate the state of the cover plate after installation, and after the cover plate is installed through simulation, the surface quality of the cover plate is detected, the common knowledge shows that when the cover plate and the front plate are fixed through a screw, the screw has an acting force towards the front plate, so that the cover plate is pressed on the front plate, the cover plate deforms due to the acting force towards the front plate, the pressing unit 123 simulates the pressure of the screw on the cover plate, so that the cover plate deforms in order to match with the front plate, if the cover plate is provided with the positioning pin 133, the positioning pin 133 is matched with the mounting hole in the cover plate, and in the force application process of the pressing unit 123, the positioning pin 133 limits the deformation of the cover plate, so that the shape of the surface of the cover plate which is installed through simulation is not the shape formed when the; meanwhile, the cover plate is not limited by the positioning pin 133, so that the cover plate can be taken out after the pressing unit 123 is disconnected from the cover plate, the detection process time is reduced, and the efficiency is improved.

The utility model provides a bearing mechanism for compressing tightly apron work piece, including fastening components, material supporting platform, through the mounting hole position that fastening components compressed tightly the apron work piece, replace the screw with fastening components, compress tightly the apron work piece on the material supporting platform fast and thus fix the work piece, improve machining efficiency, convenient maintenance; the clamping end of the fastening component is obliquely pressed on the workpiece by obliquely arranging the fastening component relative to the workpiece, so that the clamping end applies force to the workpiece in two directions, and the fixing effect is more stable; the boss is arranged on the first mounting plate, the fastening assembly is arranged on the boss, and the inclination range of the fastening assembly is set within 20 degrees, so that the boss on the first mounting plate bears the acting force on the fastening assembly, and the service life of the device is prolonged; order about the locating pin through the second cylinder and pass the locating hole on the work piece, make things convenient for the work piece location, the locating pin contacts with the buffering pressure head to form enclosed construction, thereby it is fixed with the work piece, the utility model discloses convenient to use, simple structure.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the utility model can be smoothly implemented by the ordinary technicians in the industry according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. A load bearing mechanism for compressing a cover plate workpiece, comprising a compressing device body (100), characterized in that: the pressing device body (100) comprises a material bearing platform (110) for bearing a workpiece and a plurality of fastening components (120);

the material bearing platform (110) is provided with a limiting boss (111) for limiting the horizontal position of a workpiece, the outline of the limiting boss (111) is consistent with that of the workpiece, and the fastening assembly (120) is arranged on the outer side of the limiting boss (111) in a surrounding manner;

the fastening assembly (120) comprises a driving unit for generating a force for pushing the workpiece, and a pressing unit (123), wherein the driving unit drives the pressing unit (123) to move along the central axis direction of the mounting hole on the workpiece, so that a pressing end on the pressing unit (123) is contacted with the mounting hole on the workpiece, and the workpiece is pressed on the material bearing table (110).

2. A load bearing mechanism for pressing a cover plate workpiece as recited in claim 1, wherein: a plurality of mounting plates (140) are installed on one side, far away from the limiting boss (111), of the material bearing platform (110), the fastening assembly (120) is fixed to the mounting plates (140), and the movable end of the fastening assembly (120) penetrates through the material bearing platform (110).

3. A load bearing mechanism for pressing a cover plate workpiece as recited in claim 2, wherein: the fastening assembly (120) is installed on the installation plate (140) so that the pressing unit (123) is inclined relative to the receiving surface of the workpiece and the material receiving platform (110), and therefore the pressing head end on the pressing unit (123) is contacted with the inclined installation hole on the workpiece.

4. A load bearing mechanism for pressing a cover plate workpiece as recited in claim 3, wherein: the mounting plate (140) comprises a first mounting plate (141), and a boss for placing the fastening assembly (120) is arranged on the first mounting plate (141).

5. The carrier mechanism for pressing a cover plate workpiece as recited in claim 4, wherein: the surface of the first mounting plate (141) where the boss is fixed to the fastening assembly (120) is an inclined surface, so that the fastening assembly (120) is obliquely mounted on the first mounting plate (141).

6. The carrier mechanism for pressing a cover plate workpiece as recited in claim 4, wherein: a positioning hole (1111) is formed in the position, corresponding to the mounting hole in the workpiece, of the limiting boss (111);

the pressing device body (100) further comprises a positioning assembly (130), the positioning assembly (130) comprises a second air cylinder (131) and a positioning pin (133), and the second air cylinder (131) drives the positioning pin (133) so that the positioning pin (133) penetrates through the positioning hole (1111) and is connected with a mounting hole in a workpiece.

7. A load bearing mechanism for pressing a cover plate workpiece as recited in claim 6, wherein: the mounting plate (140) further includes a second mounting plate (142), and the second cylinder (131) is mounted on the second mounting plate (142) such that the positioning pin (133) is perpendicular to the pressing unit (123).

8. A load bearing mechanism for pressing a cover plate workpiece as recited in claim 1, wherein: a limiting rod (112) is arranged on the material bearing platform (110) and close to the limiting boss (111), and the workpiece is placed between the limiting rod (112) and the limiting boss (111).

9. A load bearing mechanism for pressing a cover plate workpiece as recited in claim 8, wherein: the device also comprises a pushing assembly (150), wherein the pushing assembly (150) is arranged on the material bearing platform (110);

the limiting rod (112) is arranged at the position of two adjacent side surfaces of the workpiece, and the pushing component (150) is arranged at the position close to the other two adjacent side surfaces of the workpiece;

the workpiece is pushed by the pushing assembly (150) to be clamped at a fixed position on the material bearing platform (110).