阅读说明：本技术 一种工件承载机构 (Workpiece bearing mechanism ) 是由 谢登武 于 2020-06-30 设计创作，主要内容包括：本发明提供的一种工件承载机构,包括载具及拉料组件,载具上开设有敞口的承料腔；拉料组件用于带动工件限制在承料腔内；其中,限制在承料腔的工件包括放置在承料腔内的工件主体及工件主体侧壁上向外延伸的延伸部,所述延伸部的外缘上设置有凸起的裙边；拉料组件包括夹爪及第一驱动器,夹爪用于勾挂工件的裙边,当夹爪与工件形成固定连接结构时,第一驱动器驱使夹爪,使得夹爪带动工件,将工件主体压入承料腔内,从而将工件限定在载具内,本发明使用方便,结构简单。(The invention provides a workpiece bearing mechanism, which comprises a carrier and a pulling assembly, wherein the carrier is provided with an open material bearing cavity; the material pulling assembly is used for driving the workpiece to be limited in the material bearing cavity; the workpiece limited in the material bearing cavity comprises a workpiece main body placed in the material bearing cavity and an extension part extending outwards from the side wall of the workpiece main body, and a raised skirt edge is arranged on the outer edge of the extension part; the material pulling assembly comprises a clamping jaw and a first driver, the clamping jaw is used for hooking the skirt edge of the workpiece, and when the clamping jaw and the workpiece form a fixed connection structure, the first driver drives the clamping jaw to enable the clamping jaw to drive the workpiece and press the workpiece main body into the material bearing cavity, so that the workpiece is limited in the carrier.)

1. A workpiece support mechanism, comprising:

the carrier (32) is provided with an open material bearing cavity (324); and

the material pulling assembly (33) is used for driving a workpiece (4) to be limited in the material bearing cavity (324);

the workpiece (4) limited by the material bearing cavity (324) comprises a workpiece main body (41) placed in the material bearing cavity (324) and an extension part (43) extending outwards from the side wall of the workpiece main body (41), and a raised skirt edge (431) is arranged on the outer edge of the extension part (43);

the material pulling assembly (33) comprises a clamping jaw (333) and a first driver (334), the clamping jaw (333) is used for hooking a skirt edge (431) of the workpiece (4), and when the clamping jaw (333) and the workpiece (4) form a fixed connection structure, the first driver (334) drives the clamping jaw (333) to enable the clamping jaw (333) to drive the workpiece (4) and press the workpiece main body (41) into the material bearing cavity (324), so that the workpiece (4) is limited in the carrier (32).

2. The workpiece carrier mechanism of claim 1, wherein the pulling assembly (33) has a second driver (335) disposed therein, the clamping jaw (333) comprises a clamping end (3331) and a hinged end (3332), and the clamping end (3331) and the hinged end (3332) are integrally connected by a connecting portion;

a support rod (3333) is mounted on the connecting part, the support rod (3333) is mounted on a fixed base plate, and the hinged end (3332) is hinged with the power output end of the second driver (335);

the clamping jaw (333) is driven by the second driver (335) to rotate around the support rod (3333), so that the clamping end (3331) and a workpiece (4) form a fixed connection structure.

3. A workpiece carrier mechanism as in claim 2 characterised in that the inside of the clamping end (3331) is provided with a projection (3331a), the projection (3331a) engaging the skirt (431);

the adjacent surface of the convex part (3331a) comprises a limiting surface (3331b), and the limiting surface (3331b) is contacted with the outer side wall of the extension part (43).

4. A workpiece carrier mechanism as in claim 3 wherein said puller members (33) are mounted on opposite sides of said carrier (32);

when the second driver (335) drives the clamping jaws (333) to rotate, the limiting surfaces (3331b) on the clamping jaws (333) are in contact with the outer side walls of the extending parts (43), so that the clamping jaws (333) clamp the workpiece (4).

5. A workpiece carrier mechanism as claimed in claim 3 characterised in that the clamping end (3331) of the clamping jaw (333) includes at least two projections (3331a), the projections (3331a) engaging the skirt (431) on the same side of the workpiece (4).

6. A workpiece carrier mechanism as in claim 2 wherein the puller assembly (33) further comprises a jaw support (332); the jaw support (332) comprises a fixed end (3321) and a fulcrum end (3322), the fixed end (3321) being mounted on a power output end of the first driver (334);

the clamping jaw (333) is installed at the fulcrum end (3322), the second driver (335) is installed on the clamping jaw support (332), and the pulling assembly (33) is connected into a whole through the clamping jaw support (332).

7. The workpiece carrier mechanism of claim 6, wherein the fulcrum end (3322) defines a void (3323), and the jaw (333) is disposed within the void (3323);

an installation groove (3324) is formed in the inner wall of the vacant position (3323), and the support rod (3333) is arranged in the installation groove (3324);

the top of the jaw support (332) is provided with a connecting end (3325), the connecting end (3325) is arranged at the edge of the vacant position (3323), and the second driver (335) is hinged with the connecting end (3325) so that the second driver (335) can rotate at the position of the vacant position (3323).

8. The workpiece carrying mechanism according to any one of claims 1 to 7, wherein the carrier (32) further comprises a material carrying plate (322), the material carrying plate (322) covers the open material carrying cavity (324), and a reset member (325) is arranged between the material carrying plate (322) and the material carrying cavity (324);

the first driver (334) drives the workpiece (4), and the workpiece (4) drives the material carrying plate (322) to move towards the material bearing cavity (324); when the first driver (334) removes the driving force, the reset piece (325) drives the material bearing cavity (324), so that the workpiece main body (41) is ejected out of the material bearing cavity (324).

9. The workpiece bearing mechanism as claimed in claim 8, wherein a positioning hole (42) is formed at the bottom of the workpiece main body (41) of the workpiece (4), and a positioning rod (323) is mounted at the bottom of the material bearing cavity (324);

when the material carrying plate (322) moves towards the material carrying cavity (324), the positioning rod (323) penetrates through the material carrying plate (322) and extends into the positioning hole (42), and therefore the workpiece (4) is positioned.

10. The work piece carrier mechanism of any one of claims 1 to 7, wherein said carrier (32) is provided with mounting slots (326) in its side walls for receiving said puller assembly (33); the clamping end (3331) of the clamping jaw (333) extends towards the first driver (334) to form a hooking structure connected with the upper skirt edge (431) of the workpiece (4).

Technical Field

The invention belongs to the field of carriers, and particularly relates to a workpiece bearing mechanism.

Background

In the field of carriers, it is known to use clamping side workpiece side carriers to hold workpieces in a fixed position while supporting large-area plate-type workpieces. In the process of researching and realizing the limitation of workpieces, the inventor finds that the workpiece bearing mechanism in the prior art has at least the following problems;

firstly, because the area of the workpiece is large, when the clamping component is pressed against the side face of the workpiece, the opposite two sides of the workpiece are clamped by the clamping component, the contact area between the side face of the plate-type workpiece and the clamping component is small, when the pressing force is applied to the small side face of the workpiece, the workpiece is easily deflected due to stress, the bearing effect is influenced, and the subsequent processing precision is further reduced.

In view of the above, it is necessary to develop a workpiece carrying mechanism to solve the above problems.

Disclosure of Invention

In order to solve the above problems, a primary object of the present invention is to provide a workpiece supporting mechanism, in which a clamping jaw is used for hooking an upper surface of a workpiece, and the position of the workpiece is limited by the side surface and the upper surface of the workpiece, so as to prevent the workpiece from deflecting under the action of the clamping jaw, thereby ensuring the subsequent processing precision.

Another objective of the present invention is to provide a workpiece carrying mechanism, wherein a carrying cavity is formed on a carrier, and a part of the workpiece is pressed into the carrying cavity, so as to position the workpiece, thereby further improving the precision.

To achieve the above objects and other advantages in accordance with the present invention, there is provided a workpiece carrier mechanism including:

the carrier is provided with an open material bearing cavity; and

the material pulling assembly is used for driving the workpiece to be limited in the material bearing cavity;

the workpiece limited by the material bearing cavity comprises a workpiece main body placed in the material bearing cavity and an extending part extending outwards from the side wall of the workpiece main body, and a raised skirt edge is arranged on the outer edge of the extending part;

the material pulling assembly comprises a clamping jaw and a first driver, the clamping jaw is used for hooking the skirt edge of the workpiece, and when the clamping jaw and the workpiece form a fixed connection structure, the first driver drives the clamping jaw to enable the clamping jaw to drive the workpiece, the workpiece main body is pressed into the material bearing cavity, and therefore the workpiece is limited in the carrier.

Preferably, a second driver is arranged in the material pulling assembly, the clamping jaw comprises a clamping end and a hinged end, and the clamping end and the hinged end are integrally combined through a connecting part;

the connecting part is provided with a support rod, the support rod is arranged on a fixed base plate, and the hinged end is hinged with the power output end of the second driver;

the clamping jaw is driven by the second driver to rotate around the support rod, so that the clamping end and a workpiece form a fixed connection structure.

Preferably, a protruding part is arranged on the inner side of the clamping end and clamped with the skirt;

the adjacent surface of the lug boss comprises a limiting surface, and the limiting surface is in contact with the outer side wall of the extension part.

Preferably, the pulling assembly is mounted on two corresponding sides of the carrier;

when the second driver drives the clamping jaws to rotate, the limiting surfaces on the clamping jaws are in contact with the outer side walls of the extending portions, so that the two clamping jaws clamp the workpiece.

Preferably, the clamping end of the clamping jaw comprises at least two protruding parts, and the protruding parts are clamped on the skirt on the same side of the workpiece.

Preferably, the pulling assembly further comprises a clamping jaw support; the clamping jaw support comprises a fixed end and a fulcrum end, and the fixed end is arranged on the power output end of the first driver;

the clamping jaw is installed at fulcrum end, the second driver is installed on the clamping jaw support, and the material pulling assembly is connected into a whole through the clamping jaw support.

Preferably, a vacancy is formed in the fulcrum end, and the clamping jaw is arranged in the vacancy;

the mounting groove has been seted up on the inner wall of vacancy, the mounting groove extends along the vertical direction, branch sets up in the mounting groove, the second driver orders about when the clamping jaw rotates, and the drive the clamping jaw is followed mounting groove extending direction slides.

Preferably, the carrier further comprises a material carrying plate, the material carrying plate covers the open material carrying cavity, and a reset piece is arranged between the material carrying plate and the material carrying cavity;

the first driver drives the workpiece, and the workpiece drives the material carrying plate to move towards the material bearing cavity; when the first driver removes the driving force, the reset piece drives the material bearing cavity, so that the workpiece main body is ejected out of the material bearing cavity.

Preferably, a vacancy is formed in the fulcrum end, and the clamping jaw is arranged in the vacancy;

an installation groove is formed in the inner wall of the vacant position, and the support rod is arranged in the installation groove;

the top of the clamping jaw support is provided with a connecting end, the connecting end is arranged at the edge of the vacant position, and the second driver is hinged with the connecting end, so that the second driver can rotate at the vacant position.

Preferably, an installation groove for placing the pulling assembly is formed in the side wall of the carrier; the clamping ends on the clamping jaws extend towards the first driver to form a hooking structure connected with the upper skirt edge of the workpiece.

Compared with the prior art, the invention has the beneficial effects that:

according to the workpiece bearing mechanism provided by the invention, the clamping jaw is driven to rotate by the first driver, so that the clamping jaw hooks the workpiece, the workpiece is limited on the carrier, and subsequent processing is convenient to implement.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail 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 limiting the invention. In the drawings:

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

FIG. 2 is a schematic perspective view of a pulling assembly according to an embodiment of the present invention;

FIG. 3 is an exploded view of a pulling assembly in accordance with one embodiment of the present invention;

FIG. 4 is a perspective view of a jaw support of an embodiment of the present invention;

FIG. 5 is a perspective view of a carrier according to an embodiment of the present invention;

FIG. 6 is a schematic perspective view of a workpiece according to an embodiment of the present invention;

FIG. 7 is a simplified schematic diagram of the operation of the present invention in one embodiment;

figure 8 is an elevational view of a jaw of the present invention in one embodiment.

Shown in the figure:

32. a carrier;

321. a stage;

322. a material carrying plate;

323. positioning a rod;

324. a material bearing cavity;

325. a reset member;

326. mounting grooves;

33. pulling the material assembly;

331. a fixing plate;

332. a jaw support; 3321. a fixed end; 3322. a fulcrum end; 3323. a vacancy; 3324. mounting grooves; 3325. a connecting end; 3326. a hinge point;

333. a clamping jaw; 3331. a clamping end; 3331a, a boss; 3331b, a limiting surface; 3332. a hinged end; 3333. a strut;

334. a first driver;

335. a second driver;

4. a workpiece;

41. a workpiece main body; 42. positioning holes; 43. an extension portion; 431. a skirt.

Detailed Description

The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent from the following detailed description of the present invention when taken in conjunction with the accompanying drawings, which will enable those skilled in the art to practice the present invention with reference to the accompanying specification. 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 any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

As shown in fig. 1, a workpiece carrying mechanism includes a carrier 32 and a pulling assembly 33; specifically, the carrier 32 is provided with an open material bearing cavity 324, the open end of the material bearing cavity 324 is arranged at the top of the carrier 32, and the workpiece 4 is conveniently placed through the material bearing cavity 324;

as shown in fig. 7, the pulling assembly 33 is used for driving the workpiece 4 to be confined in the material holding cavity 324, and the workpiece 3 is driven by the pulling assembly 33, so that a part of the workpiece 4 falls into the material holding cavity 324, thereby fixing the workpiece 4 at the position of the material holding cavity 324 of the carrier 32;

as shown in fig. 6, the workpiece 4 limited by the material holding cavity 324 includes a workpiece main body 41 placed in the material holding cavity 324 and an extension 43 extending outward from a side wall of the workpiece main body 41, and a raised skirt 431 is provided on an outer edge of the extension 43; specifically, the receiving chamber 324 conforms to the outer shape of the workpiece body 41; the number of the extending portions 43 is four, the extending portions 43 are uniformly arranged along the outer edge of the workpiece body 41, and the skirt 431 is arranged along the outer edge of the extending portion 43 until the skirt 431 extends to be connected with the side surface of the workpiece body 41.

As shown in fig. 2 and 3, further, the pulling assembly 33 includes a clamping jaw 333 and a first driver 334, the clamping jaw 333 is used for hooking a skirt 431 of the workpiece 4, and the first driver 334 drives the clamping jaw 333;

specifically, a second driver 335 is arranged in the pulling assembly 33, a supporting rod 3333 is mounted on the connecting portion, the supporting rod 3333 is mounted on the fixed base plate, and the hinged end 3332 is hinged to the power output end of the second driver 335; pushing on the hinged end 3332 by the second actuator 335 causes the jaw 333 to rotate about the post 3333 such that the gripping end 3331 forms a fixed connection with the workpiece 4.

Further, the clamping jaw 333 comprises a clamping end 3331 and a hinged end 3332, wherein the clamping end 3331 and the hinged end 3332 are integrally combined through a connecting part; as shown in fig. 8, the inner side of the holding end 3331 is provided with a protrusion 3331a, and the protrusion 3331a is engaged with the skirt 431; the adjacent surface of the convex part 3331a comprises a limiting surface 3331b, and the limiting surface 3331b is contacted with the outer side wall of the extension part 43; when the clamping jaw 333 forms a fixed connection structure with the workpiece 4, the first driver 334 drives the clamping jaw 333, so that the clamping jaw 333 drives the workpiece 4 to press the workpiece main body 41 into the material receiving cavity 324, and since the shape of the workpiece main body 41 is consistent with the shape of the material receiving cavity 324, after the workpiece main body 41 is pressed into the material receiving cavity 324, the material receiving cavity 324 limits the horizontal movement of the workpiece main body 41, and limits the workpiece 4 through the clamping jaw 333, thereby limiting the workpiece 4 in the carrier 32.

The adjacent surface of the protrusion portion 3331a includes a limiting surface 3331b, the limiting surface 3331b contacts with the outer sidewall of the extending portion 43, the workpiece 4 is clamped by the limiting surface 3331b, and meanwhile, the limiting surface 3331b pushes the workpiece 4 to adjust the position of the workpiece 4 in the pushing process, so that the workpiece 4 is adjusted to the position where the workpiece body 41 corresponds to the opening of the material receiving chamber 324, and the workpiece body 41 is smoothly pressed into the material receiving chamber 324.

The pulling components 33 are arranged on two corresponding sides of the carrier 32; the carrier 32 comprises a carrier 321, the top of the carrier 321 is used for bearing the workpiece 4, and a mounting groove 326 for mounting the pulling component 33 is formed on the side surface of the carrier 321, so that the clamping end 3331 falls on the carrier 321, and the workpiece 4 placed on the carrier 321 can be pressed by the clamping end 3331;

when the second driver 335 drives the clamping jaws 333 to rotate, the limiting surfaces 3331b on the clamping jaws 333 contact with the outer side walls of the extending parts 43, so that the two clamping jaws 333 clamp the workpiece 4; at the same time, the projection 3331a is pressed against the surface of the extended portion 43 near the skirt 431, and is thereby engaged with the skirt 431 by the projection 3331 a.

The clamping end 3331 of the clamping jaw 333 comprises at least two protrusions 3331a, the protrusions 3331a are clamped on the skirt 431 on the same side of the workpiece 4, because the extended area of the extended portion 42 of the workpiece 4 is large, if only a single protrusion 3331a is arranged on the clamping jaws 333 on both sides to clamp the extended portion 42, when the workpiece 4 is pressed into the material receiving cavity 324 after being clamped, the pressure exerted on the workpiece body 41 when entering the material receiving cavity 324 is on the same straight line, and after the workpiece body 41 is rubbed by the material receiving cavity 324, the workpiece 4 is prone to be turned over in the straight line with the pressure, so that the position of the workpiece 4 is deflected, and in order to avoid the above problem, the workpiece 4 is pressed by arranging a plurality of protrusions 3331a, so that the workpiece 4 moves horizontally into the material receiving cavity 324, and the workpiece 4 is guaranteed to be accurately placed in the material receiving cavity 324.

As shown in fig. 4, further, the pulling assembly 33 further includes a jaw support 332; the jaw support 332 includes a fixed end 3321 and a fulcrum end 3322, the fixed end 3321 being mounted on the power output end of the first actuator 334; the jaw holder 332 is driven by the first driver 334, and the jaws 333 attached to the jaw holder 332 are thereby driven, so that the workpiece body 41 of the workpiece 4 is pressed into the material receiving chamber 324.

Specifically, the clamping jaw 333 is mounted at the fulcrum end 3322, the second driver 335 is mounted on the clamping jaw support 332, and the pulling assembly 33 is integrally connected through the clamping jaw support 332.

The fulcrum end 3322 is provided with a vacant position 3323, and the clamping jaw 333 is arranged in the vacant position 3323, so that the clamping jaw 333 is hinged with the power output end of the second driver 335 arranged on the clamping jaw support 332, and the clamping jaw 333 can rotate conveniently;

furthermore, an installation groove 3324 is formed on the inner wall of the vacant position 3323, the supporting rod 3333 is arranged in the installation groove 3324, and the second driver 335 drives the clamping jaw 333 to rotate; the jaw support 332 further includes a connecting end 3325, the connecting end 3325 is disposed at the edge of the hollow portion 3323, the connecting end 3325 is provided with a hinge point 3326, and the second driver 335 is connected to the connecting end 3325 through the hinge point 3326, such that the second driver 335 rotates around the hinge point 3326, and the second driver 335 rotates in the hollow portion 3323, thereby rotating the jaw 333.

As shown in fig. 5, a mounting groove 326 for placing the pulling assembly 33 is disposed on a side wall of the carrier 32; the clamping end 3331 of the clamping jaw 333 extends toward the first driver 334 to form a hooking structure for connecting the skirt 431 of the workpiece 4, the pulling assembly 33 further includes a fixing plate 331, the first driver 334 is installed on the fixing plate 331, and the fixing plate 331 is fixed in the installation slot 326.

In a preferred embodiment, the carrier 32 further includes a material loading plate 322, the material loading plate 322 covers the open material loading cavity 324, and a reset member 325 is disposed between the material loading plate 322 and the material loading cavity 324; the first driver 334 drives the workpiece 4, and the workpiece 4 drives the material loading plate 322 to move towards the material bearing cavity 324; when the driving force of the first driver 334 is removed, the reset member 325 drives the material-receiving cavity 324, so that the workpiece main body 41 is ejected out of the material-receiving cavity 324, and the workpiece 4 returns to the initial position, thereby facilitating the grabbing of the workpiece 4 off the carrier 32.

Furthermore, the bottom of the workpiece body 41 of the workpiece 4 is provided with a positioning hole 42, and the bottom of the material bearing cavity 324 is provided with a positioning rod 323; when the material loading plate 322 moves towards the material bearing cavity 324, the positioning rod 323 penetrates through the material loading plate 322 and extends into the positioning hole 42, so that the workpiece 4 is positioned.

The invention provides a workpiece bearing mechanism, wherein a clamping jaw is driven to rotate by a first driver, so that the clamping jaw hooks a workpiece, the workpiece is limited on a carrier, and subsequent processing is convenient to implement; the clamping jaw is driven to be pressed on the carrier through the first driver, so that the workpiece is fixed; the workpiece is conveniently positioned by arranging the material bearing cavity, furthermore, the material carrying plate and the reset piece are arranged at the opening position of the material bearing cavity, the workpiece is pressed in the material bearing cavity, and after the pressure on the workpiece is removed, the material carrying plate is pushed by the reset piece to push the workpiece out of the material bearing cavity; the clamping jaw has the advantages that the clamping end of the clamping jaw is provided with the at least two protruding parts, so that the problem that the workpiece is turned over to deflect the position of the workpiece due to the fact that the workpiece main body is pressed on the same straight line when entering the material bearing cavity is solved, and the clamping jaw is simple in structure and convenient to use.

The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner; those skilled in the art can readily practice the invention as shown and described in the drawings and detailed description herein; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.