CN216265994U

CN216265994U - Product fixture mechanism

Info

Publication number: CN216265994U
Application number: CN202122560721.6U
Authority: CN
Inventors: 萧宁辉; 罗志杰
Original assignee: Huizhou Huasheng Automation Equipment Co ltd
Current assignee: Huizhou Huasheng Automation Equipment Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-04-12
Anticipated expiration: 2031-10-25

Abstract

The utility model discloses a product clamp mechanism, which comprises: the device comprises a frame, a lifting part and a clamping part; the rack is provided with a base, a guide rail is arranged above the base, a fillet coupling is arranged at one end of the guide rail, a mobile motor is in transmission connection with the fillet coupling, and a mobile block is movably connected with the guide rail; the lifting part is arranged in front of the frame; the clamping part is arranged below the lifting part and is provided with a clamping cylinder, a clamping connecting block, a loop bar, a clamping fixing block, an adjusting block and a plurality of clamping jaws; the centre gripping cylinder set up in the below of connecting rod, the centre gripping cylinder with loop bar drive is connected, the centre gripping fixed block set up in the below of loop bar, the adjusting block is connected respectively the centre gripping connecting block with the fixed block, a plurality of the one end of clamping jaw connect in the below of fixed block. The utility model is suitable for clamping and carrying small and precise products.

Description

Product fixture mechanism

Technical Field

The utility model relates to the technical field of clamp mechanisms, in particular to a product clamp mechanism.

Background

The jig is a device for fixing a processing object in a machine manufacturing process so that the processing object has a correct position, and thus the fixed processing object is subjected to construction, inspection, or movement. When a workpiece is machined on an assembly line, positioning and clamping are required to be carried out on a clamp of each procedure or the workpiece is required to be moved from one station to the next station. Based on this, chinese patent CN105479273B discloses a clamp, which comprises: the base is provided with a body, a connecting part arranged on the body and a placing plate arranged on the connecting part, the placing plate and the body are arranged at intervals to form a placing area, and a through groove communicated with the placing area is formed in the placing plate; the sub-clamp is detachably arranged on the placing plate and closes the through groove; the fixing part is arranged on the body and is abutted against the sub-clamp so as to fix the sub-clamp. The clamp has the advantages that the sub-clamp is detachably arranged on the base, so that the workpiece to be machined can enter the next procedure along with the sub-clamp, and the workpiece to be machined can be rapidly installed.

However, the above-described jig is not suitable for clamping or positioning a small workpiece to be machined. In the work flow of the automation equipment, it is often necessary to transport small workpieces or articles, and therefore, it is often necessary to transport small workpieces by attaching a small and compact jig to the end of a robot arm or a mobile carrier.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a product clamp mechanism for solving the technical problem of how to carry small components.

A product clamp mechanism comprising: the device comprises a frame, a lifting part and a clamping part; the rack is provided with a base, a guide rail, a fillet coupling, a moving motor and a moving block; the guide rail is arranged above the base, the fillet coupler is arranged at one end of the guide rail, the mobile motor is in transmission connection with the fillet coupler, and the mobile block is movably connected with the guide rail; the lifting part is arranged in front of the rack and is provided with a first connecting block, a lifting cylinder, a connecting rod and a second connecting block; the first connecting block is respectively connected with the moving block and the lifting cylinder, the lifting cylinder is in driving connection with the connecting rod, and the second connecting block is arranged at the lower end of the connecting rod; the clamping part is arranged below the lifting part and is provided with a clamping cylinder, a clamping connecting block, a loop bar, a clamping fixing block, an adjusting block and a plurality of clamping jaws; the clamping cylinder set up in the below of connecting rod, the centre gripping connecting block is connected respectively the connecting rod with the clamping cylinder, the centre gripping cylinder with the loop bar drive is connected, the centre gripping fixed block set up in the below of loop bar, the adjusting block is connected respectively the centre gripping connecting block with the fixed block, a plurality of the one end of clamping jaw connect in the below of fixed block.

Further, the adjusting block has an upper adjusting block and a lower adjusting block.

Furthermore, the upper adjusting block is movably connected with the lower adjusting block.

Furthermore, the clamping connecting block is provided with a sliding groove, and the sliding groove is movably connected with the upper adjusting block.

Furthermore, a push rod is sleeved at the lower end of the sleeve rod, and the lower end of the push rod is movably connected with the tail end of the clamping jaw.

Furthermore, a plurality of rotating shafts are arranged below the clamping fixing block, and each rotating shaft is correspondingly and rotatably connected with each clamping jaw.

In summary, the product clamp mechanism of the present invention is respectively provided with a frame, a lifting portion and a clamping portion, wherein the frame is used as a support for the lifting portion and the clamping portion and is fixedly connected to an external workbench. The lifting part can move transversely along a guide rail arranged on the rack, the lower end of the lifting part is connected with the clamping part, and the lifting part can drive the clamping part to move vertically; thus, the gripping portion can obtain freedom of movement in the lateral direction as well as in the longitudinal direction. The clamping part is provided with a plurality of clamping jaws, the clamping cylinder can drive the loop bar to enable the push rod to move downwards or upwards, and the push rod moves downwards to enable the clamping jaws to be opened to grab a product; the upward movement of the pusher bar may cause a plurality of the jaws to close to grasp a product. The clamping connecting block and the adjusting block can adjust the clamping precision of the clamping part in the transverse direction and the longitudinal direction respectively. Therefore, the product clamping mechanism is provided with a plurality of clamping jaws similar to human hands, which can clamp and carry small and precise products, thereby improving the working efficiency of automatic equipment.

Drawings

FIG. 1 is a schematic structural view of a product clamp mechanism according to the present invention;

FIG. 2 is a schematic diagram of a portion of a product clamp mechanism according to the present invention;

fig. 3 is a schematic view of a partial cross-sectional structure of a product clamp mechanism according to the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 to 2, a product clamping mechanism of the present invention includes: a frame 1, an elevating part 2 and a clamping part 3. The gantry 1 has a base 101, a guide rail 102, a radius joint 103, a moving motor 104, and a moving block 105. A guide rail 102 is arranged above the base 101, a fillet coupling 103 is arranged at one end of the guide rail 102, the moving motor 104 is in transmission connection with the fillet coupling 103, and the moving block 105 is movably connected with the guide rail 102. The lifting unit 2 is provided in front of the machine frame 1, and the lifting unit 2 includes a first connection block 201, a lifting cylinder 202, a connection rod 203, and a second connection block 204. The first connecting block 201 is respectively connected with the moving block 105 and the lifting cylinder 202, the lifting cylinder 202 is in driving connection with the connecting rod 203, and the second connecting block 204 is arranged at the lower end of the connecting rod 203. The clamping part 3 is arranged below the lifting part 2, and the clamping part 3 is provided with a clamping cylinder 301, a clamping connecting block 302, a loop bar 303, a clamping fixing block 304, an adjusting block 305 and a plurality of clamping jaws 306. The centre gripping cylinder 301 set up in the below of connecting rod 203, centre gripping connecting block 302 is connected respectively the connecting rod 203 with centre gripping cylinder 301, centre gripping cylinder 301 with loop bar 303 drive is connected, centre gripping fixed block 304 set up in the below of loop bar 303, adjusting block 305 is connected respectively centre gripping connecting block 302 with fixed block 304, a plurality of the one end of clamping jaw 306 connect in the below of fixed block 304.

Specifically, the lower end of the rack 1 provided in the product clamp mechanism of the present invention may be fixedly connected to a workbench of an external automation device, that is, the bottom of the base 101 is fixedly connected to the external workbench. The guide rail 102 is disposed above the base 101, and the moving motor 104 is disposed at one end of the guide rail 102. The fillet coupling 103 is arranged at the lower end of the mobile motor 104, and the fillet coupling 103 is in transmission connection with the mobile motor 104. The moving block 105 is disposed on the guide rail 102, the moving block 105 can slide left and right on the guide rail 102, and the moving motor 104 serves as a power input source of the moving block 105. The moving block 105 is connected to the elevating unit 2, and an elevating cylinder 202 provided in the elevating unit 2 can drive the connecting rod 203 to extend and contract in the vertical direction. The elevating unit 2 is connected to the moving block 105 through the first connection block 201, and the holding unit 3 is connected to the elevating unit 2 through the second connection block 204. That is, the moving block 105 gives the gripping portion 3 freedom of movement in the lateral direction, and the connecting rod 203 gives the gripping portion 3 freedom of movement in the vertical direction. The clamping cylinder 301 is connected to the lower end of the connecting rod 203 through the clamping connecting block 302, and the clamping cylinder 301 can drive the sleeve rod 303 to move downwards or upwards so as to control the opening or closing of the clamping jaw 306. The clamp attachment block 304 may attach one end of the clamp jaw 306 so that the clamp jaw 306 may be hung up. The clamping jaws 306 may be disposed around the fixing block 304, so as to stabilize the object to be clamped. The adjusting blocks 305 are respectively connected with the clamping connecting block 302 and the clamping fixing block 304, and the lateral precision of the clamped article can be adjusted by adjusting the relative position of the adjusting blocks 305 on the clamping connecting block 302, and the longitudinal precision of the clamped article can be controlled by adjusting the length of the adjusting blocks 305.

Specifically, when the product clamp mechanism is in a work flow, the frame 1 is fixed on an external workbench in advance, the moving motor 104 can drive the clamping portion 3 to reciprocate along the guide rail 102, the lifting cylinder 202 can drive the clamping portion 3 to reciprocate in a vertical direction along the direction of the connecting rod 203, and the clamping cylinder 301 can drive the clamping jaw 306 to open or close, so that the clamping portion 3 can grab and carry a product.

Further, referring to fig. 2 to 3, the adjusting block 305 has an upper adjusting block 305a and a lower adjusting block 305b, and the upper adjusting block 305a is movably connected to the lower adjusting block 305 b. Specifically, the upper adjusting block 305a is connected to the clamping connecting block 302, the lower adjusting block 305b is connected to the clamping fixing block 304, and the upper adjusting block 305a and the lower adjusting block 305b can be shifted from each other in a sliding manner, so as to adjust a relative distance between the clamping connecting block 302 and the clamping fixing block 304, and further adjust clamping accuracy of the clamping portion 3 in a vertical direction.

Further, the clamping connection block 302 has a slide groove 302a, and the slide groove 302a is movably connected with the upper adjustment block 305 a. The user can adjust the clamping accuracy of the clamping portion 3 in the transverse direction by adjusting the relative position of the upper adjusting block 305a on the slide groove 302 a.

Further, a push rod 307 is sleeved at the lower end of the sleeve rod 303, and the lower end of the push rod 307 is movably connected with the tail end of the clamping jaw 306. A plurality of rotating shafts 304a are arranged below the clamping fixing block 304, and each rotating shaft 304a is correspondingly and rotatably connected with each clamping jaw 306. Specifically, when the clamping jaw 306 needs to be opened to grab a product, the clamping cylinder 301 drives the sleeve rod 303 to move downward, the sleeve rod 303 pushes the push rod 307 to move downward, then, the push rod 307 abuts against the tail end of the clamping jaw 306, then, the push rod 307 continuously presses down the tail end of the clamping jaw 306, and the clamping jaw 306 rotates to a preset angle along the rotating shaft 304a, so that the clamping jaw 306 is opened. Similarly, when the clamping jaws 306 need to be closed to grasp a product, the clamping cylinder 301 drives the loop bar 303 to move upwards, so that the push rod 307 moves upwards, and the clamping jaws rotate around the rotating shaft 304a to reset, so as to grasp the product.

In summary, the product clamping mechanism of the present invention is respectively provided with a frame 1, an elevating portion 2 and a clamping portion 3, wherein the frame 1 is used as a support for the elevating portion 2 and the clamping portion 3, and is fixedly connected to an external workbench. The lifting part 2 can move transversely along a guide rail 102 arranged on the rack 1, the lower end of the lifting part 2 is connected with the clamping part 3, and the lifting part 2 can drive the clamping part 3 to move vertically; therefore, the gripping portion 3 can obtain freedom of movement in the lateral direction as well as in the longitudinal direction. The clamping part 3 is provided with a plurality of clamping jaws 306, the clamping air cylinder 301 can drive the sleeve rod 303 to enable the push rod 307 to go down or up, and the push rod 307 goes down to enable the plurality of clamping jaws 306 to be opened to grab a product; the upward movement of the push bar 307 may cause the jaws 306 to close to grasp a product. The clamping connection block 302 and the adjusting block 305 can adjust the clamping precision of the clamping part 3 in the transverse direction and the longitudinal direction respectively. Therefore, the product clamping mechanism provided with the plurality of clamping jaws 306 similar to human hands can clamp and carry small and precise products, and further the working efficiency of the automatic equipment is improved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a product anchor clamps mechanism which characterized in that, this product anchor clamps mechanism includes: a frame (1), a lifting part (2) and a clamping part (3); the rack (1) is provided with a base (101), a guide rail (102), a fillet coupling (103), a mobile motor (104) and a mobile block (105); the guide rail (102) is arranged above the base (101), the fillet coupler (103) is arranged at one end of the guide rail (102), the mobile motor (104) is in transmission connection with the fillet coupler (103), and the mobile block (105) is movably connected with the guide rail (102); the lifting part (2) is arranged in front of the rack (1), and the lifting part (2) is provided with a first connecting block (201), a lifting cylinder (202), a connecting rod (203) and a second connecting block (204); the first connecting block (201) is respectively connected with the moving block (105) and the lifting cylinder (202), the lifting cylinder (202) is in driving connection with the connecting rod (203), and the second connecting block (204) is arranged at the lower end of the connecting rod (203); the clamping part (3) is arranged below the lifting part (2), and the clamping part (3) is provided with a clamping cylinder (301), a clamping connecting block (302), a loop bar (303), a clamping fixing block (304), an adjusting block (305) and a plurality of clamping jaws (306); centre gripping cylinder (301) set up in the below of connecting rod (203), centre gripping connecting block (302) are connected respectively connecting rod (203) with centre gripping cylinder (301), centre gripping cylinder (301) with loop bar (303) drive is connected, centre gripping fixed block (304) set up in the below of loop bar (303), adjusting block (305) are connected respectively centre gripping connecting block (302) with fixed block (304), a plurality of the one end of clamping jaw (306) connect in the below of fixed block (304).

2. A product clamp mechanism as claimed in claim 1, wherein: the adjustment block (305) has an upper adjustment block (305a) and a lower adjustment block (305 b).

3. A product clamp mechanism as claimed in claim 2, wherein: the upper adjusting block (305a) is movably connected with the lower adjusting block (305 b).

4. A product clamp mechanism as claimed in claim 3, wherein: the clamping connecting block (302) is provided with a sliding groove (302a), and the sliding groove (302a) is movably connected with the upper adjusting block (305 a).

5. A product clamp mechanism as claimed in claim 1, wherein: the lower end of the loop bar (303) is sleeved with a push rod (307), and the lower end of the push rod (307) is movably connected with the tail end of the clamping jaw (306).

6. A product clamp mechanism as claimed in claim 5, wherein: a plurality of rotating shafts (304a) are arranged below the clamping fixing block (304), and each rotating shaft (304a) is correspondingly and rotatably connected with each clamping jaw (306).