CN220637621U

CN220637621U - Clamping tool

Info

Publication number: CN220637621U
Application number: CN202322214652.2U
Authority: CN
Inventors: 李锋平; 吴蒋炎; 于斌
Original assignee: Hangzhou Fuyang Jinyi Metal Products Co ltd
Current assignee: Hangzhou Fuyang Jinyi Metal Products Co ltd
Priority date: 2023-08-17
Filing date: 2023-08-17
Publication date: 2024-03-22
Anticipated expiration: 2033-08-17

Abstract

The utility model discloses a clamping tool, which relates to the technical field of clamping devices and comprises a motor, wherein a movable frame is arranged above the motor, two groups of clamping rods are arranged inside the movable frame and penetrate through the movable frame to the outside of the movable frame, dismounting components are arranged inside the two groups of clamping rods, each dismounting component comprises a clamp, the inner side of each clamping rod is connected with the clamp, a spring groove penetrating through the inner side of each clamp is formed in each clamp, and springs are fixedly connected inside each spring groove. According to the utility model, the motor drives the two groups of first support rods and the two groups of second support rods which are positively and negatively arranged to move, so that the two groups of clamping rods at the top of the moving plate are also mutually close to each other to clamp and fix a workpiece, the dismounting assembly is arranged in the two groups of clamping rods to push the push block penetrating through the outer side of the clamping rod, so that the push block is pushed forward by the push rod to be flush with the spring groove, and at the moment, the clamping rods are separated from the clamp, so that the workpiece is clamped by the structure, and the clamp can be quickly and conveniently replaced for workpieces with different shapes and sizes.

Description

Clamping tool

Technical Field

The utility model relates to the technical field of clamping devices, in particular to a clamping tool.

Background

In machining operation, workblank workpieces are often required to be clamped and then machined, square steel is adopted as a blank piece to machine blades in blade machining operation of a steam turbine, and in the machining process, the square steel is required to be clamped, so that a clamping tool is required, the clamping tool in the prior art is complex in structure, and clamping and disassembling of machined workpieces are inconvenient.

When the clamping tool in the prior art clamps a workpiece, the clamping head can only relatively approach or separate from the workpiece along the length direction perpendicular to the workpiece, but cannot adjust the workpiece to a certain extent along the size and shape of the workpiece, so that the adjustment capability of the clamping tool on the workpiece position is limited, and particularly when workpieces with different shapes need to be slightly adjusted, the conventional clamping tool cannot meet the requirements.

Disclosure of Invention

Based on this, the present utility model aims to provide a clamping tool to solve the technical problems set forth in the background above.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the clamping tool comprises a motor, wherein a movable frame is arranged above the motor, two groups of clamping rods are arranged inside the movable frame and penetrate through the movable frame to the outside of the movable frame, and a disassembly and assembly component is arranged inside the two groups of clamping rods;

the disassembly and assembly comprises a clamp, the clamp is connected with the clamp on the inner side of the clamp rod, a spring groove penetrating through the surface of the clamp is formed in the clamp, a spring is fixedly connected to the inside of the spring groove, a trapezoidal block is fixedly connected to the top of the spring, a push block is arranged on the outer side of the clamp rod, a push rod penetrating through the inside of the clamp rod is connected to one side of the end portion of the push block, an extrusion block is fixedly connected to the end portion of the push rod, conical grooves are formed in the upper side and the lower side of the extrusion block, and conical blocks are fixedly connected to the outer side of the clamp.

As a preferable technical scheme of the clamping tool, the end part of the motor is provided with the bearing, and the end part of the bearing is connected with the fixed rod penetrating into the movable frame.

As an optimal technical scheme of the clamping tool, the two sides of the movable frame are fixedly connected with the first rotating shafts, and the inside of the movable frame is fixedly connected with the fixed plate.

As a preferable technical scheme of the clamping tool, a sliding block is sleeved outside the fixed plate, and the outer side surface of the sliding block is rotatably connected with a second rotating shaft.

As an optimal technical scheme of the clamping tool, a first supporting rod is rotatably connected between the second rotating shaft and the first rotating shaft, and a movable plate is connected to the inner wall of the top of the movable frame.

As a preferable technical scheme of the clamping tool, a sliding sleeve is sleeved outside the movable plate, and the surface of the movable plate is connected with a third rotating shaft.

As an optimal technical scheme of the clamping tool, a second supporting rod is rotatably connected between the third rotating shaft and the second rotating shaft, and a clamping rod is fixedly connected to the top of the moving plate.

In summary, the utility model has the following advantages:

according to the utility model, the motor drives the two groups of first support rods and the two groups of second support rods which are positively and negatively arranged to move, so that the two groups of clamping rods at the top of the moving plate are also mutually close to each other to clamp and fix a workpiece, the dismounting assembly is arranged in the two groups of clamping rods to push the push block penetrating through the outer side of the clamping rod, so that the push block is pushed forward by the push rod to be flush with the spring groove, and at the moment, the clamping rods are separated from the clamp, so that the workpiece is clamped by the structure, and the clamp can be quickly and conveniently replaced for workpieces with different shapes and sizes.

Drawings

FIG. 1 is a schematic elevational view of a main body of the present utility model;

FIG. 2 is a schematic top view of the main body of the present utility model;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

fig. 4 is an enlarged view of the B part in fig. 2 according to the present utility model.

In the figure: 100. a motor; 200. disassembling and assembling the assembly;

110. a bearing; 120. a fixed rod; 130. a movable frame; 131. a first rotating shaft; 140. a fixing plate; 150. a slide block; 151. a second rotating shaft; 160. a first support bar; 170. a second support bar; 180. a moving plate; 181. a third rotating shaft; 182. a sliding sleeve; 190. a clamping rod;

210. a clamp; 211. a spring groove; 220. a spring; 230. a trapezoid block; 240. a pushing block; 250. a push rod; 260. extruding a block; 270. a conical groove; 280. a conical block.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

1-4, the clamping tool comprises a motor 100, a movable frame 130 is arranged above the motor 100, two groups of clamping rods 190 are arranged inside the movable frame 130 and penetrate through the movable frame to the outside, and a disassembly and assembly component 200 is arranged inside the two groups of clamping rods 190;

the dismounting assembly 200 comprises a clamp 210, the inner side of a clamping rod 190 is connected with the clamp 210, a spring groove 211 penetrating through the surface of the clamp 210 is formed in the clamp 210, a spring 220 is fixedly connected in the spring groove 211, a trapezoidal block 230 is fixedly connected to the top of the spring 220, a push block 240 is arranged on the outer side of the clamping rod 190, a push rod 250 penetrating through the clamping rod 190 is connected to one side of the end part of the push block 240, an extrusion block 260 is fixedly connected to the end part of the push rod 250, conical grooves 270 are formed in the upper side and the lower side of the extrusion block 260, which are positioned in the clamping rod 190, and a conical block 280 is fixedly connected to the outer side of the clamp 210.

The motor 100 drives the two sets of first support rods 160 and the second support rods 170 which are positively and negatively arranged to move, so that the two sets of clamping rods 190 at the top of the moving plate 180 are also mutually close to each other to clamp and fix a workpiece, the dismounting assembly 200 is arranged in the two sets of clamping rods 190, the push block 240 penetrating through the outer side of the clamping rod 190 is pushed to press the trapezoidal block 230 forwards through the push rod 250, the trapezoidal block 230 is flush with the spring groove 211, at the moment, the clamping rods 190 are separated from the clamp 210, and the disassembly of the clamp 210 is completed.

The motor 100 drives the two groups of first support rods 160 and the second support rods 170 which are positively and negatively arranged to move, so that the two groups of clamping rods 190 at the top of the moving plate 180 are close to each other to clamp and fix workpieces, the dismounting assembly 200 is arranged in the two groups of clamping rods 190 to push the push block 240 penetrating through the outer side of the clamping rod 190, the push block 230 is pushed forward by the push rod 250 to enable the trapezoidal block 230 to be flush with the spring groove 211, at the moment, the clamping rods 190 are separated from the clamp 210, and the structure can clamp the workpieces and can replace the clamp 210 fast and conveniently for the workpieces with different shapes and sizes.

Referring to fig. 2, a bearing 110 is mounted at an end of the motor 100, and a fixed rod 120 penetrating into the movable frame 130 is connected to the end of the bearing 110.

The motor 100 is started to drive the bearing 110 to rotate, and meanwhile, the end part of the bearing 110 is connected with the fixed rod 120 penetrating into the movable frame 130 to move.

Referring to fig. 2, the two sides of the movable frame 130 are fixedly connected with the first shaft 131, and the inside of the movable frame 130 is fixedly connected with the fixing plate 140.

When the fixed rod 120 moves, the first rotating shafts 131 at both sides of the movable frame 130 are driven to move.

Referring to fig. 2 and 3, a sliding block 150 is sleeved outside the fixing plate 140, and a second rotating shaft 151 is rotatably connected to an outer surface of the sliding block 150.

The sliding block 150 sleeved outside the fixed plate 140 drives the second rotating shaft 151 to rotate when being extruded.

Referring to fig. 2 and 3, a first supporting rod 160 is rotatably connected between the second rotating shaft 151 and the first rotating shaft 131, and a moving plate 180 is connected to the inner wall of the top of the movable frame 130.

When the second rotation shaft 151 rotates, the first support bar 160 rotatably connected between the second rotation shaft 151 and the first rotation shaft 131 also starts to move forward to press the moving plate 180.

Referring to fig. 2 and 3, a sliding sleeve 182 is sleeved outside the moving plate 180, and a third rotating shaft 181 is connected to the surface of the moving plate 180.

When the moving plate 180 is pressed to start moving, the two groups of clamping rods 190 are driven to approach each other, so as to clamp and fix the workpiece.

Referring to fig. 2, a second supporting rod 170 is rotatably connected between the third rotating shaft 181 and the second rotating shaft 151, and a clamping rod 190 is fixedly connected to the top of the moving plate 180.

The second supporting rod 170 rotatably connected between the third rotating shaft 181 and the second rotating shaft 151 moves through the fixing plate 140 to drive the moving plate 180 to slide inside the sliding sleeve 182.

During the use, motor 100 drives two sets of first bracing piece 160 and the second bracing piece 170 that positive and negative set up and removes, make two sets of clamping bars 190 at movable plate 180 top also be close to each other, carry out the centre gripping fixed to the work piece, be equipped with dismouting subassembly 200 inside two sets of clamping bars 190, promote the ejector pad 240 that runs through the clamping bar 190 outside, make it push away trapezoidal piece 230 through push rod 250, make trapezoidal piece 230 flush with spring groove 211, at this moment, clamping bar 190 and clamp 210 accomplish the separation, accomplish the dismantlement of clamp 210, both clamp the work piece and also can be to quick convenient change clamp 210 of the work piece of different shape size.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. The utility model provides a centre gripping frock, includes motor (100), its characterized in that: a movable frame (130) is arranged above the motor (100), two groups of clamping rods (190) are arranged inside the movable frame (130) and penetrate through the movable frame to the outside, and a disassembly and assembly component (200) is arranged inside the two groups of clamping rods (190);

the disassembly and assembly (200) comprises a clamp (210), the inside clamp (210) that is connected with of clamp lever (190), spring groove (211) that runs through to its surface has been seted up to clamp (210) inside, inside fixedly connected with spring (220) of spring groove (211), trapezoidal piece (230) of spring (220) top fixedly connected with, clamp lever (190) outside is equipped with ejector pad (240), ejector pad (240) tip one side is connected with push rod (250) that runs through to clamp lever (190) inside, push rod (250) tip fixedly connected with extrusion piece (260), conical groove (270) have all been seted up to clamp lever (190) inside to both sides about extrusion piece (260), clamp (210) outside fixedly connected with conical piece (280).

2. The clamping tool according to claim 1, wherein: the end part of the motor (100) is provided with a bearing (110), and the end part of the bearing (110) is connected with a fixed rod (120) penetrating into the movable frame (130).

3. The clamping tool according to claim 2, wherein: the two sides of the movable frame (130) are fixedly connected with a first rotating shaft (131), and the inside of the movable frame (130) is fixedly connected with a fixed plate (140).

4. A clamping fixture according to claim 3, wherein: the outside of fixed plate (140) has cup jointed slider (150), slider (150) outside surface rotates and is connected with second pivot (151).

5. The clamping tool according to claim 4, wherein: the first support rod (160) is rotatably connected between the second rotating shaft (151) and the first rotating shaft (131), and the inner wall of the top of the movable frame (130) is connected with the movable plate (180).

6. The clamping tool according to claim 5, wherein: the sliding sleeve (182) is sleeved outside the moving plate (180), and a third rotating shaft (181) is connected to the surface of the moving plate (180).

7. The clamping tool according to claim 6, wherein: and a second supporting rod (170) is rotatably connected between the third rotating shaft (181) and the second rotating shaft (151), and the top of the moving plate (180) is fixedly connected with a clamping rod (190).