CN213439717U

CN213439717U - Hydraulic mechanical arm with clamping mechanism

Info

Publication number: CN213439717U
Application number: CN202022106890.8U
Authority: CN
Inventors: 凌利利; 林晓城
Original assignee: Individual
Current assignee: Hubei Jindong Wall Decoration Materials Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-06-15
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses a hydraulic mechanical arm with fixture, including arm main part and anchor clamps connecting block main part, the laminating of arm main part bottom has anchor clamps connecting block main part, the inside fixture that is provided with of anchor clamps connecting block main part, fixture includes the cavity, the inside cavity that has seted up of anchor clamps connecting block main part, and the cavity inner wall has first screw rod through bearing swing joint, first screw rod outer wall runs through there is first rectangle gear. The utility model provides a insecure problem of hydraulic mechanical arm centre gripping, through setting up the device, can make hydraulic mechanical arm carry out the centre gripping to the object of different specification shapes sizes, and the condition of having avoided the object to drop when carrying out the centre gripping to a great extent appears, has solved anchor clamps and has changed inconvenient problem, and the simple operation of staff's accessible is changed the anchor clamps connecting block main part to staff's work step has been reduced, staff's work efficiency has been improved greatly.

Description

Hydraulic mechanical arm with clamping mechanism

Technical Field

The utility model relates to a hydraulic mechanical arm technical field specifically is a hydraulic mechanical arm with fixture.

Background

With the scientific progress of social development, people gradually feel intelligent and convenient in life through a series of mechanical production, intelligent machinery is needed to help workers to perform auxiliary production in factory production, and hydraulic mechanical arms are often used in factories to assist the workers, so that the existing hydraulic mechanical arms basically meet the requirements of people, but some problems still exist.

The first problem is that: present hydraulic pressure arm when needs carry out the centre gripping to the object of different specifications shape sizes, original hydraulic pressure arm can not better carry out the centre gripping to it, the condition that the object dropped easily appears.

The second problem is that: when workers replace different clamps of the existing hydraulic mechanical arm, the conventional bolt connection mode is not convenient enough when the workers replace the clamps, so that the hydraulic mechanical arm with the clamping mechanism is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic mechanical arm with fixture to solve the insecure and the inconvenient problem of anchor clamps change of hydraulic mechanical arm centre gripping that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic mechanical arm with a clamping mechanism comprises a mechanical arm main body and a clamp connecting block main body, wherein the bottom end of the mechanical arm main body is attached with the clamp connecting block main body, the inside of the clamp connecting block main body is provided with the clamping mechanism, the clamping mechanism comprises a cavity, the inside of the clamp connecting block main body is provided with the cavity, the inner wall of the cavity is movably connected with a first screw rod through a bearing, the outer wall of the first screw rod is provided with a first rectangular gear in a penetrating way, the right side of the first rectangular gear is meshed with a second rectangular gear, the right side of the second rectangular gear is fixedly connected with a second screw rod, one end of the second screw rod, far away from the second rectangular gear, is fixedly connected with a fixing plate, the outer wall of the first screw rod is sleeved with a loop bar, a fixing rod penetrates through the inside of the loop bar, the top end of the fixing rod is fixedly connected with, and the one end that loop bar was kept away from to first hinge bar has the second hinge bar through pivot swing joint, there is the second hinge bar dead lever bottom through pivot swing joint, and the inside second recess that has seted up of second hinge bar, the inside ball that is equipped with of inserting of second recess, and the ball right side is provided with splint, splint inside have seted up first spout, and the inside sliding connection of first spout has first slider, the ball has been linked firmly in first slider left side, the inside second spout that has seted up of anchor clamps connecting block main part, and the inside sliding connection of second spout has the second slider, splint have been linked firmly to second slider bottom.

Preferably, the inside fixed establishment that is provided with of arm main part, fixed establishment includes the extension piece, anchor clamps connecting block main part top has linked firmly the extension piece, and the extension piece top is inserted and is located inside the arm main part, the arm main part is inside to run through there is the gag lever post, and the gag lever post left side is inserted and is located inside the extension piece, the gag lever post is kept away from the inside one end of extension piece and is linked firmly the arm-tie, the winding of gag lever post outer wall has the spring, the spring right side has linked firmly the arm-tie, and the one end that the arm-tie was kept away from to the spring links firmly in arm main part outer.

Preferably, the right side of the fixing plate is fixedly connected with a knob, and the shape of the knob is a cross.

Preferably, the inner wall of the second sliding groove is fixedly connected with a fixed block, and the right side of the fixed block is attached with a second sliding block.

Preferably, the right side of the clamping plate is glued with an anti-slip plate, the anti-slip plate is made of rubber, the right side of the anti-slip plate is fixedly connected with a convex block, and the convex block is in a sawtooth shape.

Preferably, the right side of the pulling plate is fixedly connected with a fixed handle, the fixed handle is arc-shaped, a soft sleeve is glued on the outer wall of the fixed handle, and the soft sleeve is made of rubber.

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

1. the hydraulic mechanical arm with the clamping mechanism is provided with a cavity, a first screw rod, a first rectangular gear, a second screw rod, a fixed plate, a knob, a loop bar, a fixed bar, a first groove, a first hinged bar, a second groove, a ball, a clamping plate, a first chute, a first sliding block, a second chute, a second sliding block, a fixed block, an anti-slip plate and a lug, wherein the knob is rotated to drive the second rectangular gear to rotate through the second screw rod, then the second rectangular gear drives the first rectangular gear to rotate the first screw rod to move the loop bar on the outer wall of the first screw rod, the first hinged bar can rotate by taking the left side of the loop bar as the center, the first hinged bar plays a pushing force on the second hinged bar to rotate the ball in the second groove to drive the first sliding block to move in the first chute, and the second sliding block fixedly connected with the top end of the clamping plate moves in the second chute, the device is arranged, so that the hydraulic mechanical arm can clamp objects with different specifications, shapes and sizes, and the object falling is avoided to a greater extent while clamping is carried out;

2. this hydraulic mechanical arm with fixture is provided with the extension piece, the gag lever post, the arm-tie, a spring, fixed handle and flexible cover, the flexible cover of pulling, make the spring produce deformation, make the gag lever post left side break away from the inside of extension piece, then can make anchor clamps connecting block main part and arm main part separation, the inconvenient problem of anchor clamps change has been solved, the simple operation of staff's accessible is changed anchor clamps connecting block main part, thereby staff's work step has been reduced, staff's work efficiency has been improved greatly.

Drawings

Fig. 1 is a front view schematically illustrating the present invention;

fig. 2 is a schematic front view of a partial section of the mechanical arm main body and the clamp connecting block main body of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at C in fig. 2 according to the present invention.

In the figure: 1. a robot arm main body; 2. the fixture connecting block main body; 311. a chamber; 312. a first screw; 313. a first rectangular gear; 314. a second rectangular gear; 315. a second screw; 316. a fixing plate; 317. a knob; 318. a loop bar; 319. fixing the rod; 320. a first groove; 321. a first hinge lever; 322. a second hinge lever; 323. a second groove; 324. a ball bearing; 325. a splint; 326. a first chute; 327. a first slider; 328. a second chute; 329. a second slider; 330. a fixed block; 331. an anti-skid plate; 332. a bump; 411. a lengthening block; 412. a limiting rod; 413. pulling a plate; 414. a spring; 415. fixing a handle; 416. and (4) soft sleeving.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a hydraulic mechanical arm with a clamping mechanism comprises a mechanical arm body 1 and a clamp connecting block body 2, the bottom end of the mechanical arm body 1 is attached to the clamp connecting block body 2, the clamping mechanism is arranged inside the clamp connecting block body 2 and comprises a cavity 311, the cavity 311 is formed inside the clamp connecting block body 2, the inner wall of the cavity 311 is movably connected with a first screw 312 through a bearing, a first rectangular gear 313 penetrates through the outer wall of the first screw 312, a second rectangular gear 314 is meshed with the right side of the first rectangular gear 313, a second screw 315 is fixedly connected with the right side of the second rectangular gear 314, a fixing plate 316 is fixedly connected with one end, away from the second rectangular gear 314, of the second screw 315, a sleeve rod 318 is sleeved on the outer wall of the first screw 312, a fixing rod 319 penetrates through the inner part of the sleeve rod 318, the top end of the fixing rod 319 is fixedly connected with the inner wall of the cavity 311, the loop bar 318 left side has first articulated pole 321 through pivot swing joint, and the one end that loop bar 318 was kept away from to first articulated pole 321 has second articulated pole 322 through pivot swing joint, dead lever 319 bottom has second articulated pole 322 through pivot swing joint, and second articulated pole 322 is inside to be seted up second recess 323, the inside ball 324 that is equipped with of inserting of second recess 323, and the ball 324 right side is provided with splint 325, splint 325 is inside to be seted up first spout 326, and the inside sliding connection of first spout 326 has first slider 327, first slider 327 left side has linked firmly ball 324, the inside second spout 328 of having seted up of anchor clamps connecting block main part 2, and the inside sliding connection of second spout 328 has second slider 329, second slider 329 bottom has linked firmly splint 325.

The inside fixed establishment that is provided with of arm main part 1, fixed establishment includes

extension block

411, 2 tops of anchor clamps connecting block main part link firmly extension block 411, and extension block 411 top is inserted and is located 1 insidely of arm main part, 1 inside running through of arm main part has gag lever post 412, and inside gag lever post 412 left side is inserted and is located extension block 411, gag lever post 412 is kept away from the inside one end of extension block 411 and is linked firmly the arm-tie 413, gag lever post 412 outer wall winding has spring 414, spring 414 right side has linked firmly arm-tie 413, and the one end that the arm-tie was kept away from to spring 414 links firmly in 1 outer wall of arm main part.

The knob 317 is fixedly connected to the right side of the fixing plate 316, and the shape of the knob 317 is a cross shape, so that a worker can rotate the knob 317 conveniently.

The inner wall of the second chute 328 is fixedly connected with a fixed block 330, and the right side of the fixed block 330 is attached with a second slide block 329, so that the abrasion of the second slide block 329 to the inner wall of the second chute 328 is reduced.

The antiskid plate 331 is glued on the right side of the clamping plate 325, the antiskid plate 331 is made of rubber, the convex block 332 is fixedly connected to the right side of the antiskid plate 331, the convex block 332 is in a sawtooth shape, objects of different specifications, shapes and sizes can be clamped conveniently, and stability is improved.

The fixed handle 415 is fixedly connected to the right side of the pulling plate 413, the fixed handle 415 is arc-shaped, a soft sleeve 416 is glued to the outer wall of the fixed handle 415, and the soft sleeve 416 is made of rubber, so that a worker can pull the fixed handle 415 conveniently.

The working principle is as follows: when an object needs to be clamped, the knob 317 is rotated first, the second rectangular gear 314 is driven to rotate by the second screw 315, then the second rectangular gear 314 drives the first rectangular gear 313 to rotate the first screw 312, the loop bar 318 moves on the outer wall of the first screw 312, the first hinge bar 321 rotates with the left side of the loop bar 318 as the center, the first hinge bar 321 exerts a pushing force on the second hinge bar 322, the balls 324 inside the second groove 323 rotate to drive the first sliding block 327 to move inside the first sliding groove 326, the second sliding block 329 fixedly connected to the top end of the clamping plate 325 moves inside the second sliding groove 328 until the bump 332 is attached to the outer wall of the object, and the rotation of the knob 317 can be stopped.

When the clamp needs to be replaced, the soft sleeve 416 is pulled first, and the spring 414 deforms due to the elastic property of the spring 414, so that the left side of the limiting rod 412 is separated from the inside of the extension block 411, and the clamp connection block body 2 can be separated from the mechanical arm body 1.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a hydraulic mechanical arm with fixture, includes arm main part (1) and anchor clamps connecting block main part (2), the laminating of arm main part (1) bottom has anchor clamps connecting block main part (2), its characterized in that: the fixture connecting block comprises a fixture connecting block body (2), wherein the fixture connecting block body (2) is internally provided with a cavity (311), the inner wall of the cavity (311) is movably connected with a first screw (312) through a bearing, the outer wall of the first screw (312) penetrates through a first rectangular gear (313), the right side of the first rectangular gear (313) is meshed with a second rectangular gear (314), the right side of the second rectangular gear (314) is fixedly connected with a second screw (315), one end, far away from the second rectangular gear (314), of the second screw (315) is fixedly connected with a fixing plate (316), the outer wall of the first screw (312) is sleeved with a loop bar (318), a fixing rod (319) penetrates through the interior of the loop bar (318), the top end of the fixing rod (319) is fixedly connected with the inner wall of the cavity (311), and a first groove (320) is formed in the interior of the cavity (311), the left side of the sleeve rod (318) is movably connected with a first hinged rod (321) through a rotating shaft, one end, far away from the sleeve rod (318), of the first hinged rod (321) is movably connected with a second hinged rod (322) through a rotating shaft, the bottom end of the fixed rod (319) is movably connected with the second hinged rod (322) through a rotating shaft, a second groove (323) is formed in the second hinged rod (322), a ball (324) is inserted in the second groove (323), a clamping plate (325) is arranged on the right side of the ball (324), a first sliding groove (326) is formed in the clamping plate (325), a first sliding block (327) is slidably connected in the first sliding groove (326), the ball (324) is fixedly connected to the left side of the first sliding block (327), a second sliding groove (328) is formed in the fixture connecting block main body (2), and a second sliding block (329) is slidably connected in the second sliding groove (328), the bottom end of the second sliding block (329) is fixedly connected with a clamping plate (325).

2. The hydraulic robotic arm with a clamping mechanism of claim 1, wherein: arm main part (1) inside is provided with fixed establishment, fixed establishment includes extension block (411), anchor clamps connecting block main part (2) top has linked firmly extension block (411), and extension block (411) top is inserted and is located inside arm main part (1), arm main part (1) is inside to be run through gag lever post (412), and gag lever post (412) left side is inserted and is located inside extension block (411), the inside one end of extension block (411) is kept away from in gag lever post (412) has linked firmly arm-tie (413), gag lever post (412) outer wall winding has spring (414), spring (414) right side has linked firmly arm-tie (413), and the one end that arm-tie (413) were kept away from in spring (414) links firmly in arm main part (1) outer wall.

3. The hydraulic robotic arm with a clamping mechanism of claim 1, wherein: the right side of the fixing plate (316) is fixedly connected with a knob (317), and the shape of the knob (317) is a cross.

4. The hydraulic robotic arm with a clamping mechanism of claim 1, wherein: the inner wall of the second sliding groove (328) is fixedly connected with a fixed block (330), and the right side of the fixed block (330) is attached with a second sliding block (329).

5. The hydraulic robotic arm with a clamping mechanism of claim 1, wherein: the anti-skidding plate (331) is glued to the right side of the clamping plate (325), the anti-skidding plate (331) is made of rubber, a convex block (332) is fixedly connected to the right side of the anti-skidding plate (331), and the convex block (332) is in a sawtooth shape.

6. The hydraulic robotic arm with a clamping mechanism of claim 2, wherein: the right side of the pulling plate (413) is fixedly connected with a fixed handle (415), the fixed handle (415) is arc-shaped, a soft sleeve (416) is glued to the outer wall of the fixed handle (415), and the soft sleeve (416) is made of rubber.