CN214352509U

CN214352509U - Adjustable bar manipulator

Info

Publication number: CN214352509U
Application number: CN202120343669.6U
Authority: CN
Inventors: 王芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-10-08
Anticipated expiration: 2031-02-07

Abstract

The utility model discloses an adjustable bar manipulator, which comprises two manipulator parts, wherein a distance adjusting mechanism for adjusting the distance between the two manipulator parts is arranged between the two manipulator parts; the manipulator part includes the slip table, the downside of slip table is articulated to be connected with two cleft hands, is connected with between cleft hand and the slip table to be used for driving the articulated pivoted cylinder of cleft hand, the inboard upper portion of cleft hand is installed and is used for the bar to paste the elasticity extrusion structure of tightly fixing between two cleft hands, the inside wall of cleft hand is provided with the chucking structure that is used for preventing the bar from droing, adjusts the distance between two manipulator parts through the roll adjustment mechanism to can adjust according to the axial length of bar, the chucking structure and the elasticity extrusion structure that are provided with on the manipulator part can press from both sides the bar of different diameter size of a dimension and get, realize the three point location card of bar, and it is firm more.

Description

Adjustable bar manipulator

Technical Field

The utility model relates to a manipulator technical field, concretely relates to bar manipulator with adjustable.

Background

The mechanical arm structure for grabbing the workpiece has the characteristics of different workpiece structural characteristics, and when the cylindrical bar is grabbed, the mechanical arm is designed to be in a claw type grabbing mode generally, however, the common claw type mechanical arm cannot be adjusted according to the axial length of the bar, and cannot clamp the bars with different diameters and sizes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bar machinery hand with adjustable for solving above-mentioned problem has and to adjust according to the axial length of bar, can press from both sides advantage such as getting to the bar of different diameter sizes of dimensions, sees the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an adjustable bar manipulator, which comprises two manipulator parts, wherein a distance adjusting mechanism for adjusting the distance between the two manipulator parts is arranged between the two manipulator parts;

the manipulator part includes the slip table, the articulated two cleft hands that are connected with of downside of slip table are connected with between cleft hand and the slip table and are used for driving the articulated pivoted cylinder of cleft hand, the inboard upper portion of cleft hand is installed and is used for the bar to paste the elasticity extrusion structure of tightly fixing between two cleft hands, the inside wall of cleft hand is provided with the chucking structure that is used for preventing the bar from droing.

Adopt above-mentioned structure, press from both sides the size of getting bar length according to will, realize adjusting the distance between two manipulator parts through roll adjustment mechanism, when getting the bar clamp, be provided with chucking structure on the manipulator part and can realize supporting anti-drop between two clevises to the bar to cooperation elasticity extrusion structure can realize pressing down the bar elasticity and fix between two clevises, thereby realize the three-point card of bar, the realization is got the stable clamp of bar.

As preferred, the roll adjustment mechanism includes middle platform, and the middle part position through thread of middle platform has the threaded rod, and the threaded rod that is located the middle platform left and right sides revolves to opposite, the middle part rigidity of threaded rod is provided with adjust knob, the middle bench is offered and is used for adjust knob pivoted cavity, the both sides of threaded rod are provided with and use its two guide bars as central symmetric distribution, guide bar and threaded rod axial direction parallel, the slip table slide set up on the guide bar and with threaded rod threaded connection.

Preferably, one end of the air cylinder is hinged to the sliding table, and the push rod end of the air cylinder is hinged to the claw.

Preferably, the clamping structure comprises a clamping head, one end of the clamping head is rotatably connected to an embedded groove formed in the inner side wall of the claw, and the clamping head is fixedly connected with the inner side wall of the embedded groove through a first spring.

Preferably, the lower end of the sliding table is fixedly connected with an installation seat, and the two claws are hinged and symmetrically distributed on two sides of the lower part of the installation seat by taking the installation seat as a center.

Preferably, the elastic extrusion structure comprises a lifting rod, the upper end of the lifting rod is slidably connected into a sliding hole formed in the corresponding position of the mounting seat, a lower pressing block is fixedly connected to the lower end of the lifting rod, a second spring is nested on the outer side of the lifting rod between the lower pressing block and the mounting seat, and two ends of the second spring are fixedly connected with the lower pressing block and the mounting seat respectively.

Preferably, the lower surface of the lower pressing block is a downward convex arc-shaped surface.

Preferably, the shape of the claw is crescent.

Has the advantages that: the distance between the two manipulator parts is adjusted through the distance adjusting mechanism, so that the axial length of the bars can be adjusted, the clamping structure and the elastic extrusion structure which are arranged on the manipulator parts can clamp the bars with different diameters and sizes, and the three-point positioning clamping of the bars is realized, so that the bar is more stable and firm.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of the present invention;

figure 2 is a left side view of figure 1 of the present invention;

figure 3 is a perspective view of figure 1 of the present invention;

fig. 4 is a partially enlarged view of a portion a of fig. 3 according to the present invention.

The reference numerals are explained below: 1. a distance adjusting mechanism; 1a, a middle platform; 1b, a guide rod; 1c, adjusting a knob; 1d, a threaded rod; 2. a robot part; 201. a sliding table; 202. a cylinder; 203. a claw hand; 203a, a caulking groove; 204. a mounting seat; 3. a clamping structure; 3a, clamping heads; 3b, a first spring; 4. an elastic extrusion structure; 4a, a second spring; 4b, a lifting rod; 4c, pressing the blocks.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the utility model provides an adjustable bar manipulator, which comprises two manipulator parts 2, wherein a distance adjusting mechanism 1 for adjusting the distance between the two manipulator parts 2 is arranged between the two manipulator parts 2;

the manipulator component 2 comprises a sliding table 201, two claws 203 are hinged to the lower side of the sliding table 201, a cylinder 202 used for driving the claws 203 to rotate in a hinged mode is connected between the claws 203 and the sliding table 201, an elastic extrusion structure 4 used for tightly fixing the bar between the two claws 203 is installed on the upper portion of the inner side of each claw 203, and a clamping structure 3 used for preventing the bar from falling off is arranged on the inner side wall of each claw 203.

Distance adjusting mechanism 1 includes middle platform 1a, the middle part position through thread of middle platform 1a has threaded rod 1d, threaded rod 1d who is located the middle platform 1a left and right sides revolves to opposite, the middle part rigidity of threaded rod 1d is provided with adjust knob 1c, set up on the middle platform 1a and be used for adjust knob 1c pivoted cavity, threaded rod 1 d's both sides are provided with and use it as two guide bars 1b of central symmetric distribution, guide bar 1b and threaded rod 1d axial direction parallel, slip table 201 slide set up on guide bar 1b and with threaded rod 1d threaded connection.

One end of the air cylinder 202 is hinged on the sliding table 201, and the push rod end of the air cylinder 202 is hinged with the claw 203. The push rod of the cylinder 202 stretches and retracts, so that the hinged claw 203 is driven to rotate in a hinged mode relative to the sliding table 201, and the two claw 203 can be opened and closed.

The clamping structure 3 comprises a clamping head 3a, one end of the clamping head 3a is rotatably connected to a caulking groove 203a formed in the inner side wall of the claw 203, and the clamping head 3a and the inner side wall of the caulking groove 203a are fixedly connected with each other through a first spring 3 b. The clamping head 3a is matched with the first spring 3b to realize the abutting support of two sides of the bottom of the bar, so that the elastic extrusion structure 4 is matched to realize the three-point fixation of the bar.

The lower end of the sliding table 201 is fixedly connected with a mounting seat 204, and the two claws 203 are hinged and symmetrically distributed on two sides of the lower part of the mounting seat 204 by taking the mounting seat 204 as a center.

Elastic extrusion structure 4 includes lifter 4b, and in lifter 4 b's upper end sliding connection had seted up some sliding holes to mount pad 204 corresponding position, lifter 4 b's lower extreme fixedly connected with briquetting 4c down, and the nested second spring 4a that has in lifter 4b outside between briquetting 4c and the mount pad 204 down, the both ends of second spring 4a respectively with briquetting 4c and mount pad 204 fixed connection each other down. When the lower ends of the two claws 203 are close to each other to clamp the lower bottom surface of the bar, the bar is extruded upwards, so that the lower pressing block 4c and the lifting rod 4b are pushed to move upwards, and the bar is stably fixed between the two claws 203.

The lower side surface of the lower pressing block 4c is a downward convex arc-shaped surface. The outer circumferential surface of the bar stock is abutted and attached conveniently, the bar stock is pressed elastically, and therefore the bar stock is clamped by the clamping structure 3 in a matching mode.

The claw 203 is crescent shaped.

Adjust the distance between two manipulator parts 2 through roll adjustment mechanism 1 to can adjust according to the axial length of bar, the chucking structure 3 and the elasticity extrusion structure 4 that are provided with on the manipulator part 2 can press from both sides the bar of different diameters size of a dimension and get, realize the three point location card of bar, it is firm more.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a bar machinery hand with adjustable which characterized in that: the manipulator comprises two manipulator parts (2), wherein a distance adjusting mechanism (1) for adjusting the distance between the two manipulator parts (2) is arranged between the two manipulator parts;

manipulator part (2) are including slip table (201), the articulated two cleft hands (203) that are connected with of downside of slip table (201), be connected with between cleft hand (203) and slip table (201) and be used for driving articulated pivoted cylinder (202) of cleft hand (203), the inboard upper portion of cleft hand (203) is installed and is used for the bar to paste tight fixed elasticity extrusion structure (4) between two cleft hands (203), the inside wall of cleft hand (203) is provided with and is used for preventing chucking structure (3) that the bar drops.

2. The adjustable bar manipulator of claim 1, wherein: roll adjustment mechanism (1) is including middle platform (1a), and the middle part position through thread connection of middle platform (1a) has threaded rod (1d), and threaded rod (1d) that is located middle platform (1a) left and right sides is to opposite, the middle part rigidity of threaded rod (1d) is provided with adjust knob (1c), offer on middle platform (1a) and be used for adjust knob (1c) pivoted cavity, the both sides of threaded rod (1d) are provided with two guide bars (1b) that use it as central symmetric distribution, guide bar (1b) and threaded rod (1d) axial direction parallel, slip table (201) slide to set up on guide bar (1b) and with threaded rod (1d) threaded connection.

3. The adjustable bar manipulator of claim 1, wherein: one end of the air cylinder (202) is hinged to the sliding table (201), and the push rod end of the air cylinder (202) is hinged to the claw (203).

4. The adjustable bar manipulator of claim 1, wherein: chucking structure (3) include dop (3a), and the one end of dop (3a) is rotated and is connected to caulking groove (203a) that claw hand (203) inside wall was seted up and is had, through first spring (3b) fixed connection each other between dop (3a) and caulking groove (203a) inside wall.

5. The adjustable bar manipulator of claim 1, wherein: the lower end of the sliding table (201) is fixedly connected with a mounting seat (204), and the two claws (203) are hinged and symmetrically distributed on two sides of the lower portion of the mounting seat (204) by taking the mounting seat (204) as a center.

6. An adjustable bar manipulator as claimed in claim 5, wherein: elasticity extrusion structure (4) include lifter (4b), and the upper end sliding connection of lifter (4b) corresponds in the position sets up some slide holes to mount pad (204), lower extreme fixedly connected with briquetting (4c) of lifter (4b), between briquetting (4c) and mount pad (204) lifter (4b) outside nested have second spring (4a), the both ends of second spring (4a) respectively with briquetting (4c) and mount pad (204) fixed connection each other.

7. An adjustable bar manipulator as claimed in claim 6, wherein: the lower side surface of the lower pressing block (4c) is a downward convex arc-shaped surface.

8. The adjustable bar manipulator of claim 1, wherein: the claw (203) is crescent in shape.