CN218613060U

CN218613060U - Machine tool mechanical arm clamping structure suitable for products with multiple specifications

Info

Publication number: CN218613060U
Application number: CN202223071874.5U
Authority: CN
Inventors: 侯刚; 杨维太; 刘振华; 张厚祥; 刘芳芳; 魏丽萍
Original assignee: Shandong Sanwei Heavy Industry Co ltd
Current assignee: Shandong Sanwei Heavy Industry Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-03-14
Anticipated expiration: 2032-11-21

Abstract

The utility model relates to a be applicable to many specifications product lathe arm clamping structure, including installation position fixing plate, big arm drive structure, well splint layer, bottom layer connection structure, gripper structure, big arm drive structure sets up the bottom surface center at installation position fixing plate, bottom layer connection structure sets up the bottom side at big arm drive structure, well splint layer sets up between bottom connection structure and big arm drive structure, gripper structural connection is in the bottom surface of bottom layer connection structure. The utility model discloses having optimized arm clamping device's setting, having changed traditional electric drive gripper structure, having improved into a cylinder drive's gripper structure, the structure can the bigger article of centre gripping quality, and the centre gripping effect is stable, is difficult to appear taking off and takes off, has numerical value acceptance range wider more, and can be suitable for on most arm, application scope is more extensive, should use widely.

Description

Machine tool mechanical arm clamping structure suitable for products with multiple specifications

Technical Field

The utility model relates to a lathe arm field especially relates to a be applicable to many specifications product lathe arm clamping structure.

Background

The mechanical arm clamping device is also called a mechanical claw and is used for clamping a workpiece to be placed at a proper working position in the machining process and taking out and withdrawing the workpiece from the working position, the traditional mechanical claw structure can only be applied to a single mechanical arm, in other words, the mechanical arm is independently provided with the mechanical claw and cannot be used universally, so that the replacement cost is increased if the mechanical claw is replaced for mechanical arms of different brands, in use, electric drive can clamp the workpiece due to insufficient programmed data instruction value, and the traditional mechanical claw adopts an electric drive mode.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applicable to many specifications product lathe arm clamping structure to solve above-mentioned technical problem, for realizing above-mentioned purpose the utility model discloses a following technical scheme:

the utility model provides a be applicable to many specifications product lathe arm clamping structure, is including installation position fixing plate, big arm drive structure, well splint layer, bottom layer connection structure, gripper structure, big arm drive structure sets up the bottom surface center at the installation position fixing plate, bottom layer connection structure sets up the bottom side at big arm drive structure, well splint layer sets up between bottom connection structure and big arm drive structure, gripper structural connection is in bottom layer connection structure's bottom surface, installation position fixing plate, big arm drive structure, well splint layer, bottom connection structure are through the long round pin bolt fastening.

On the basis of the technical scheme, the installation and position fixing plate is provided with multiple groups of installation and position fixing holes, the multiple groups of installation and position fixing holes are arranged at the edge of the installation and position fixing plate, the four groups of fixed through holes are arranged at the inner sides of the installation and position fixing holes, the large arm driving structure is provided with fixed through holes, the top end of the side face of the large arm driving structure is provided with multiple groups of oil line pipeline connectors, the multiple groups of oil line pipeline connectors are arranged on the outer side face of the large arm driving structure, the middle clamping plate layer is provided with fixed through holes, the top face of the bottom layer connecting structure is provided with fixed screw holes, the fixed through holes on the installation and position fixing plate, the fixed screw holes on the large arm driving structure and the fixed through holes on the middle clamping plate layer are correspondingly arranged, the long pin bolt sequentially penetrates through the fixed through holes on the installation and position fixing plate, the fixed through holes on the large arm driving structure and the fixed through holes on the middle clamping plate layer, the bottom end of the long pin bolt is connected in the fixed screw holes on the bottom layer connecting structure, the top side of the mechanical claw structure is connected with the piston, and the piston clamping plate is connected with the top end of the piston cylinder.

On the basis of the technical scheme, the inside oil liquid chamber that is provided with of big arm drive structure, the top of hydro-cylinder piston is connected at the fluid intracavity, and fluid chamber and oil circuit pipeline connector intercommunication, the piston perforation has been seted up on the bottom layer connection structure, the hydro-cylinder piston passes the piston perforation, circumference such as the bottom surface of bottom layer connection structure and symmetry be provided with the gripper arm engaging lug, the gripper structure comprises multiunit single claw structure, and the connection that circumference angle set up such as multiunit single claw knot constitutes on the gripper arm engaging lug.

On the basis of the technical scheme, the single-claw structure comprises an upper mechanical arm, a lower mechanical arm, a top connecting shaft, a movable shaft, a lower arm oil cylinder arm and an oil line pipeline connecting port, wherein the lower mechanical arm is connected to the bottom side of the middle section of the upper mechanical arm through the movable shaft, the top connecting shaft is fixed to two sides of the top end of the upper mechanical arm, the top end of the lower arm oil cylinder arm is connected to the side end of the upper mechanical arm through the movable shaft, the bottom end of the lower arm oil cylinder arm is connected to the bottom end of the lower mechanical arm through the movable shaft, the oil line pipeline connecting port is connected to the side face of the top end of the lower arm oil cylinder arm, the bottom end of an oil cylinder piston is connected to the middle section of the upper mechanical arm through the movable shaft, and the top connecting shaft is connected to a grabbing arm connecting lug.

Compared with the prior art, the utility model has the advantages of it is following: the utility model discloses having optimized arm clamping device's setting, having changed traditional electric drive gripper structure, having improved into a cylinder drive's gripper structure, the structure can the bigger article of centre gripping quality, and the centre gripping effect is stable, is difficult to appear taking off and takes off, has numerical value acceptance range wider more, and can be suitable for on most arm, application scope is more extensive, should use widely.

Drawings

Fig. 1 is a general appearance state diagram of the present invention.

Fig. 2 is the schematic view of the structure splitting of the present invention.

Fig. 3 is the semi-section detail schematic diagram of the large arm driving structure and the bottom layer connecting structure of the utility model.

Fig. 4 is a detailed schematic view of the single-claw structure of the present invention.

In the figure: the device comprises an installation position fixing plate 1, a long pin bolt 2, a large arm driving structure 3, a middle clamping plate layer 4, a bottom layer connecting structure 5, a mechanical claw structure 6, an installation position fixing hole 8, a fixing through hole 9, an oil pipeline connecting port 10, a fixing screw hole 11, an oil cylinder piston 12, an oil liquid cavity 13, a piston through hole 14, a grabbing arm connecting lug 15, a single claw structure 16, an upper mechanical arm 17, a lower mechanical arm 18, a top end connecting shaft 19, a movable shaft 20 and a lower arm oil cylinder arm 21.

Detailed Description

The invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The utility model provides a be applicable to many specifications product lathe arm clamping structure, is including installation position fixing plate 1, big arm drive structure 3, well double-layered board layer 4, bottom connection structure 5, gripper structure 6, big arm drive structure 3 sets up at the bottom surface center of installation position fixing plate 1, bottom connection structure 5 sets up the bottom side at big arm drive structure 3, well double-layered board layer 4 sets up between bottom connection structure 5 and big arm drive structure 3, gripper structure 6 connects the bottom surface at bottom connection structure 5, installation position fixing plate 1, big arm drive structure 3, well double-layered board layer 4, bottom connection structure 5 are fixed through long round pin bolt 2.

The piston cylinder structure is characterized in that installation and retention holes 8 and fixed through holes 9 are formed in the installation and retention plate 1, the installation and retention holes 8 are provided with multiple groups, multiple groups of installation and retention holes 8 and other circumferential angles are arranged at the edge of the installation and retention plate 1, the fixed through holes 9 are provided with four groups, four groups of fixed through holes 9 and other circumferential angles are arranged on the inner side of the installation and retention holes 8, the fixed through holes 9 are formed in the large arm driving structure 3, multiple groups of oil line pipeline connectors 10 are arranged at the top end of the side face of the large arm driving structure 3, multiple groups of oil line pipeline connectors 10 and other circumferential angles are arranged on the outer side face of the large arm driving structure 3, the fixed through holes 9 are formed in the middle clamping plate layer 4, the fixed screw holes 11 are formed in the top face of the bottom layer connecting structure 5, the fixed through holes 9 in the installation and retention plate 1, the fixed through holes 9 in the large arm driving structure 3, the fixed screw holes 11 in the bottom layer connecting structure 5 and the fixed through holes 9 in the middle clamping plate layer 4 are arranged correspondingly, the long pin bolts 2 sequentially pass through the fixed through holes 9 in the installation and the piston cylinder connecting structure 12, the piston cylinder connecting structure 12 is connected to the piston cylinder connecting structure 12.

Big arm drive structure 3 is inside to be provided with oil liquid chamber 13, the top of hydro-cylinder piston 12 is connected in oil liquid chamber 13, and oil liquid chamber 13 and oil circuit pipeline connector 10 intercommunication, piston perforation 14 has been seted up on bottom layer connection structure 5, hydro-cylinder piston 12 passes piston perforation 14, circumference such as bottom layer connection structure 5 and symmetry be provided with the gripper arm engaging lug 15, gripper structure 6 comprises multiunit single-claw structure 16, and connection that multiunit single-claw structure 16 becomes circumference angle setting is on gripper arm engaging lug 15.

The single-claw structure 16 is composed of an upper mechanical arm 17, a lower mechanical arm 18, a top end connecting shaft 19, a movable shaft 20, a lower arm cylinder arm 21 and an oil line pipeline connecting port 10, wherein the lower mechanical arm 18 is connected to the bottom side of the middle section of the upper mechanical arm 17 through the movable shaft 20, the top end connecting shaft 19 is fixed to two sides of the top end of the upper mechanical arm 17, the top end of the lower arm cylinder arm 21 is connected to the side end of the upper mechanical arm 17 through the movable shaft 20, the bottom end of the lower arm cylinder arm 21 is connected to the bottom end of the lower mechanical arm 18 through the movable shaft 20, the oil line pipeline connecting port 10 is connected to the side face of the top end of the lower arm cylinder arm 21, the bottom end of the cylinder piston 12 is connected to the middle section of the upper mechanical arm 17 through the movable shaft 20, and the top end connecting shaft 19 is connected to the gripper arm connecting lug 15.

The utility model discloses theory of operation: the structure is simple in use mode, two mechanical actions are mainly realized, the upper mechanical arm 17 and the lower mechanical arm 18 move, the upper mechanical arm 17 moves through the oil cylinder piston 12 in the large arm driving structure 3 to drive the upper mechanical arm 17 to rotate by taking the top end connecting shaft 19 as a center, the upper mechanical arm 17 rotates to drive the lower mechanical arm 18 and the lower arm oil cylinder arm 21 to open and close greatly, the lower mechanical arm 18 moves to realize the opening and closing of the lower mechanical arm 18 through the extension and the shortening of the lower arm oil cylinder arm 21, and the two groups of mechanical arms are matched to realize larger-range grabbing and stronger grabbing force.

The foregoing is a preferred embodiment of the present invention, and for those skilled in the art, in light of the teachings of the present invention, variations, modifications, substitutions and changes may be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a be applicable to many specifications product lathe arm clamping structure, its characterized in that, is including installation position fixing plate (1), big arm drive structure (3), well double-layered board layer (4), bottom connection structure (5), gripper structure (6), big arm drive structure (3) set up the bottom surface center at installation position fixing plate (1), bottom connection structure (5) set up the bottom side at big arm drive structure (3), well double-layered board layer (4) set up between bottom connection structure (5) and big arm drive structure (3), gripper structure (6) are connected in the bottom surface of bottom connection structure (5), installation position fixing plate (1), big arm drive structure (3), well double-layered board layer (4), bottom connection structure (5) are fixed through long round pin bolt (2).

2. The mechanical arm clamping structure suitable for the machine tool with the products of multiple specifications as claimed in claim 1, wherein the mounting and retaining plate (1) is provided with mounting and retaining holes (8) and fixing through holes (9), the mounting and retaining holes (8) are provided with multiple groups, the multiple groups of mounting and retaining holes (8) are arranged at the edge of the mounting and retaining plate (1) at equal circumferential angles, the fixing through holes (9) are provided with four groups, the four groups of fixing through holes (9) are arranged at the inner side of the mounting and retaining holes (8) at equal circumferential angles, the large arm driving structure (3) is provided with the fixing through holes (9), the top end of the side surface of the large arm driving structure (3) is provided with multiple groups of oil line connectors (10), the setting of circumference angle such as multiunit oil circuit pipeline connector (10) is at the lateral surface of big arm drive structure (3), fixed perforation (9) have been seted up on well laminated board (4), fixed screw (11) have been seted up to the top surface of bottom layer connection structure (5), fixed perforation (9) on installation solid fixed plate (1), fixed perforation (9) on big arm drive structure (3), fixed screw (11) on bottom connection structure (5), fixed perforation (9) on well laminated board (4) correspond the setting each other, long round pin bolt (2) pass fixed perforation (9) on installation solid fixed plate (1) in proper order, fixed perforation (9) on big arm drive structure (3), fixed perforation (9) on well double-layered board layer (4), the bottom connection of long round pin bolt (2) is in fixed screw (11) on bottom layer connection structure (5), the top side of gripper structure (6) is connected with hydro-cylinder piston (12), hydro-cylinder piston (12) pass bottom layer connection structure (5), well double-layered board layer (4), and the top of hydro-cylinder piston (12) is connected in big arm drive structure (3).

3. The mechanical arm clamping structure suitable for the machine tool with the multiple specification products as claimed in claim 2, wherein an oil liquid cavity (13) is formed in the large arm driving structure (3), the top end of the oil cylinder piston (12) is connected into the oil liquid cavity (13), the oil liquid cavity (13) is communicated with an oil pipeline connecting port (10), a piston through hole (14) is formed in the bottom layer connecting structure (5), the oil cylinder piston (12) penetrates through the piston through hole (14), the bottom surface of the bottom layer connecting structure (5) is symmetrically provided with the gripper arm connecting lugs (15) in an equal circumference mode, the mechanical claw structure (6) is composed of multiple groups of single-claw structures (16), and the multiple groups of single-claw structures (16) are connected to the gripper arm connecting lugs (15) in an equal circumference angle mode.

4. The clamping structure of the mechanical arm of the machine tool suitable for the multi-specification products as claimed in claim 3, wherein the single-jaw structure (16) is composed of an upper mechanical arm (17), a lower mechanical arm (18), a top end connecting shaft (19), a movable shaft (20), a lower arm cylinder arm (21) and an oil pipeline connecting port (10), the lower mechanical arm (18) is connected to the bottom side of the middle section of the upper mechanical arm (17) through the movable shaft (20), the top end connecting shaft (19) is fixed to two sides of the top end of the upper mechanical arm (17), the top end of the lower arm cylinder arm (21) is connected to the side end of the upper mechanical arm (17) through the movable shaft (20), the bottom end of the lower arm cylinder arm (21) is connected to the bottom end of the lower mechanical arm (18) through the movable shaft (20), the oil pipeline connecting port (10) is connected to the side of the top end of the lower arm cylinder arm (21), the bottom end of the cylinder piston (12) is connected to the middle section of the upper mechanical arm (17) through the movable shaft (20), and the top end (19) of the connecting shaft is connected to the gripping arm connecting lug (15).