CN215588519U

CN215588519U - High-precision tool clamp for machining

Info

Publication number: CN215588519U
Application number: CN202122383441.2U
Authority: CN
Inventors: 唐向平; 陈祁; 郭运飞; 闫代兵
Original assignee: Suzhou Huiao Precision Machinery Co ltd
Current assignee: Suzhou Huiao Precision Machinery Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-01-21
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a tooling clamp for high-precision machining, which comprises a bottom plate, wherein a side plate is fixedly arranged on one side of the upper end of the bottom plate, a connecting rod is movably arranged at the upper end of the side plate through a bearing, a fixed frame is fixedly arranged at one end, away from the side plate, of the connecting rod, a tensioning fixing mechanism is arranged in the fixed frame, the tensioning fixing mechanism comprises a telescopic rod, a tensioning block, a sliding block and a transmission rod, the telescopic rod is fixedly arranged on two sides in the fixed frame, the tensioning block is fixedly arranged at one end of the telescopic rod, the sliding block is movably clamped on two sides in the fixed frame, the transmission rod is movably arranged on the outer surface of the sliding block through a rotating shaft, and one end, close to the tensioning block, of the transmission rod is movably connected with the tensioning block through the rotating shaft. The utility model has good use effect, and can be conveniently tensioned and fixed from the inside of the workpiece, thereby being convenient for processing the outer side surface of the workpiece.

Description

High-precision tool clamp for machining

Technical Field

The utility model relates to the technical field of tool fixtures, in particular to a tool fixture for high-precision machining.

Background

The positioning tool clamp is a device used for determining the required position of a workpiece or a machining tool in machining, and the conventional positioning clamp is often clamped and fixed on the outer side of the device when in use, so that the whole outer side of the device needs to be polished and machined, and the clamping is inconvenient for machining operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-precision tool clamp for machining, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a frock clamp for high-accuracy machining, includes the bottom plate, the fixed curb plate that is provided with in bottom plate upper end one side, the curb plate upper end is provided with the connecting rod through the bearing activity, the fixed frame that is provided with of one end that the curb plate was kept away from to the connecting rod, the inside tensioning fixed establishment that is provided with of fixed frame, tensioning fixed establishment includes telescopic link, tensioning piece, slider, transfer line, the inside both sides of fixed frame are all fixed and are provided with the telescopic link, the fixed tensioning piece that is provided with of telescopic link one end, the inside both sides of fixed frame are all movable block and are provided with the slider, the slider outside surface is provided with the transfer line through the pivot activity, swing joint between pivot and the tensioning piece is passed through to the one end that the transfer line is close to the tensioning piece, the inboard middle part of fixed frame is provided with drive mechanism.

Preferably, drive mechanism includes gear, rack, electric putter, the inboard middle part of fixed frame is provided with the gear through the pivot activity, slider outside fixed surface is provided with the rack, intermeshing between rack and the gear, the fixed electric putter that is provided with through the mount pad is fixed to the inside lower extreme of fixed frame, fixed connection between electric putter's telescopic link axle head and the rack can conveniently promote both sides slider through drive mechanism and remove to the tensioning piece that can conveniently synchronize both sides carries out the tensioning to the work piece.

Preferably, one end of the connecting rod, which is far away from the fixed frame, is movably screwed with a squeezing ring through threads, and the connecting rod is not easy to rotate under the condition of no manual operation by squeezing the outer side surface of the side plate through the squeezing ring.

Preferably, the four corners of the upper end surface of the bottom plate are provided with mounting holes, and the device can be conveniently and fixedly mounted at a target position integrally through the mounting holes.

Preferably, the outer side surface of the tensioning block is fixedly provided with a rubber pad, so that the friction force of the outer side surface of the tensioning block can be increased through the rubber pad, and a workpiece can be conveniently fixed.

Preferably, the cross section of the tensioning block is arc-shaped, and the cylindrical workpiece can be conveniently fixed through the arc-shaped tensioning block.

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

1. according to the utility model, a workpiece to be fixed is sleeved on the outer side surface of the fixed frame, then the electric push rod is extended, so that the lower end rack can be pushed to move rightwards, then the gear can be rotated, so that the upper end rack can be driven to move leftwards, the two sliding blocks can be driven to move towards the direction away from each other, then the tensioning blocks can be pushed to move away from each other through the transmission rod, then the workpiece can be tensioned and fixed, and the whole fixed structure is arranged in the workpiece, so that the processing operation on the outer side surface of the workpiece can be conveniently carried out.

2. When the synchronous tensioning device is used, the sliding blocks on the two sides can be conveniently pushed to move in a linkage manner through the transmission mechanism, so that the tensioning blocks on the two sides can be conveniently and synchronously used for tensioning workpieces, a complex control system is not needed, and the operation is convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of a jig for high-precision machining according to the present invention;

FIG. 2 is a view of the internal structure of a fixture fixing frame for high precision machining according to the present invention;

fig. 3 is an overall structural view of the clamping tool tightening and fixing mechanism for high-precision machining according to the present invention.

In the figure: 1. a base plate; 2. a side plate; 3. a connecting rod; 4. a fixed frame; 5. a telescopic rod; 6. a tensioning block; 7. a slider; 8. a transmission rod; 9. a gear; 10. a rack; 11. an electric push rod; 12. the ring is pressed.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a tooling clamp for high-precision machining comprises a bottom plate 1, a side plate 2 is fixedly arranged on one side of the upper end of the bottom plate 1, the upper end of the side plate 2 is movably provided with a connecting rod 3 through a bearing, one end of the connecting rod 3 far away from the side plate 2 is fixedly provided with a fixed frame 4, a tensioning fixing mechanism is arranged in the fixed frame 4 and comprises a telescopic rod 5, a tensioning block 6, a sliding block 7 and a transmission rod 8, both sides of the inside of the fixed frame 4 are fixedly provided with telescopic rods 5, one end of each telescopic rod 5 is fixedly provided with a tensioning block 6, the two sides inside the fixed frame 4 are movably clamped with slide blocks 7, the outer side surfaces of the slide blocks 7 are movably provided with transmission rods 8 through rotating shafts, one end of the transmission rod 8, which is close to the tensioning block 6, is movably connected with the tensioning block 6 through a rotating shaft, and the middle part of the inner side of the fixed frame 4 is provided with a transmission mechanism.

The transmission mechanism comprises a gear 9, a rack 10 and an electric push rod 11, the gear 9 is movably arranged in the middle of the inner side of the fixed frame 4 through a rotating shaft, the rack 10 is fixedly arranged on the surface of the outer side of the sliding block 7, the rack 10 and the gear 9 are mutually meshed, the electric push rod 11 is fixedly arranged at the lower end of the inner part of the fixed frame 4 through a mounting seat, the shaft end of the telescopic rod 5 of the electric push rod 11 is fixedly connected with the rack 10, the sliding blocks 7 on the two sides can be conveniently pushed to move through the transmission mechanism, so that the tensioning blocks 6 on the two sides can be conveniently and synchronously tensioned on a workpiece, an extrusion ring 12 is movably screwed at one end of the connecting rod 3 far away from the fixed frame 4 through threads, the connecting rod 3 can not easily rotate under the condition of no manual operation through the extrusion ring 12 on the surface of the outer side plate 2, and mounting holes are respectively formed at four corners of the surface of the upper end of the bottom plate 1, can conveniently install whole fixed mounting in the target location through the mounting hole, 6 outside fixed surfaces of tensioning block are provided with the rubber pad, can increase the frictional force on 6 outside surfaces of tensioning block through the rubber pad to can conveniently fix the work piece, the cross section of tensioning block 6 is the arc, can conveniently fix cylindrical work piece through curved tensioning block 6.

The working principle is as follows: when the device is used, a workpiece to be fixed can be sleeved on the outer side surface of the fixed frame 4, then the electric push rod 11 is extended, so that the lower end rack 10 can be pushed to move rightwards, then the gear 9 can be rotated, thereby driving the upper rack 10 to move leftwards, driving the two sliding blocks 7 to move towards the direction away from each other, then pushing the tensioning blocks 6 to move away from each other through the transmission rod 8, then tensioning and fixing the workpiece from the inside, and the whole fixing structure is arranged inside the workpiece, thereby being convenient for processing the outer side surface of the workpiece, and when the device is used, the sliding blocks 7 at the two sides can be conveniently pushed to move in a linkage way through the transmission mechanism, therefore, the tensioning blocks 6 on the two sides can be used for conveniently and synchronously tensioning the workpiece, a complex control system is not needed, and the operation is convenient, so that the working principle of the tool clamp for high-precision machining is provided.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a frock clamp for high-accuracy machining, includes bottom plate (1), its characterized in that: the clamping device is characterized in that a side plate (2) is fixedly arranged on one side of the upper end of the bottom plate (1), a connecting rod (3) is movably arranged on the upper end of the side plate (2) through a bearing, a fixed frame (4) is fixedly arranged at one end, far away from the side plate (2), of the connecting rod (3), a tensioning fixed mechanism is arranged inside the fixed frame (4), the tensioning fixed mechanism comprises a telescopic rod (5), a tensioning block (6), a sliding block (7) and a transmission rod (8), telescopic rods (5) are fixedly arranged on two sides inside the fixed frame (4), one end of each telescopic rod (5) is fixedly provided with the tensioning block (6), the sliding block (7) is movably clamped on two sides inside the fixed frame (4), the transmission rod (8) is movably arranged on the outer side surface of the sliding block (7) through a rotating shaft, one end, close to the tensioning block (6), of the transmission rod (8) is movably connected with the tensioning block (6) through the rotating shaft, and a transmission mechanism is arranged in the middle of the inner side of the fixed frame (4).

2. The tool clamp for high-precision machining according to claim 1, characterized in that: the transmission mechanism comprises a gear (9), a rack (10) and an electric push rod (11), the gear (9) is movably arranged in the middle of the inner side of the fixed frame (4) through a rotating shaft, the rack (10) is fixedly arranged on the surface of the outer side of the sliding block (7), the rack (10) and the gear (9) are meshed with each other, the electric push rod (11) is fixedly arranged at the lower end of the inner portion of the fixed frame (4) through a mounting seat, and the telescopic rod (5) of the electric push rod (11) is fixedly connected with the rack (10) at the shaft end.

3. The tool clamp for high-precision machining according to claim 1, characterized in that: and one end of the connecting rod (3) far away from the fixed frame (4) is movably screwed with an extrusion ring (12) through threads.

4. The tool clamp for high-precision machining according to claim 1, characterized in that: the four corners of the upper end surface of the bottom plate (1) are provided with mounting holes.

5. The tool clamp for high-precision machining according to claim 1, characterized in that: and a rubber pad is fixedly arranged on the outer side surface of the tensioning block (6).

6. The tool clamp for high-precision machining according to claim 1, characterized in that: the cross section of the tensioning block (6) is arc-shaped.