CN212946608U - Clamp device - Google Patents

Abstract

The application discloses piston fixture device includes: the device comprises an outer frame body, a mounting seat and a positioning assembly arranged in the outer frame body; the outer frame body horizontally penetrates through the mounting seat and is connected with the mounting seat in a sliding manner, and a horizontal through groove is formed in the outer frame body; the positioning assembly comprises: the pressing block is arranged at one end inside the through groove, the fixed block is arranged in the through groove and is relatively close to one end of the pressing block, the driving mechanism is arranged in the through groove, and the positioning mechanism is vertically arranged below the outer frame body; the outer frame body and the pressing block are both horizontally provided with through processing holes; the driving mechanism drives the outer frame body to do horizontal movement. The device can accurately position the excircle of the workpiece, guarantees the positioning consistency of the workpiece, can clamp workpieces of various types, has wide application range and improves the processing efficiency.

Description

Clamp device

Technical Field

The present disclosure generally relates to the field of fixture technology, and more particularly, to a fixture device.

Background

The refrigerator piston is an important component constituting a compressor of a refrigerator. The piston is a cast iron steel part, is in a cylindrical shape, and has small workpieces, more processing contents and high process requirements; the machining operations that are usually performed are drilling, chamfering, rough boring, fine boring and honing. In the prior art, a rotary machine tool is adopted, so that the requirements of processing contents and processing efficiency are met, but the clamping mechanism of the existing clamp is a collet chuck mechanism, so that the problems of easy scrap accumulation, inconvenient mold change, low positioning accuracy and the like exist.

Disclosure of Invention

In view of the above-mentioned deficiencies or inadequacies in the prior art, it would be desirable to provide a clamp device.

A clamp device, comprising: the device comprises an outer frame body, a mounting seat and a positioning assembly arranged in the outer frame body; the outer frame body horizontally penetrates through the mounting seat and is connected with the mounting seat in a sliding manner, and a horizontal through groove is formed in the outer frame body;

the positioning assembly comprises: the pressing block is arranged at one end inside the through groove, the fixed block is arranged in the through groove and is relatively close to one end of the pressing block, the driving mechanism is arranged in the through groove, and the positioning mechanism is vertically arranged below the outer frame body; the outer frame body and the pressing block are both horizontally provided with through processing holes;

the pressing block is connected with the outer frame body, the fixed block is connected with the mounting seat, the telescopic end of the driving mechanism is connected with the outer frame body, and the positioning mechanism is arranged at the lower ends of the pressing block and the fixed block; the pressing block and the fixing block are used for clamping a workpiece, and the positioning mechanism is used for positioning the height of the workpiece; the driving mechanism drives the outer frame body to do horizontal movement.

According to the technical scheme that this application embodiment provided, the both sides of outer frame body still are equipped with the spout apron of symmetry, be equipped with the lubrication groove on the spout apron, the lubrication groove is used for leading-in lubricating oil.

According to the technical scheme provided by the embodiment of the application, the driving mechanism comprises a driving oil cylinder and an oil cylinder connecting block connected with the telescopic end of the driving oil cylinder; the driving oil cylinder drives the outer frame body to move horizontally.

According to the technical scheme provided by the embodiment of the application, U-shaped grooves are formed in the pressing blocks and the fixing blocks, and alloy strips are arranged on the U-shaped grooves.

According to the technical scheme that this application embodiment provided, positioning mechanism includes setting element and location cylinder, the location cylinder drives the setting element and moves in vertical direction.

In summary, according to the technical scheme of the application, the workpiece can be clamped by arranging the fixed mounting seat and the movable outer frame body and matching with the positioning assembly; firstly, a workpiece to be processed is placed between a pressing block and a fixed block, a driving mechanism is controlled to drive an outer frame body to move in the horizontal direction, the pressing block is driven to move in the direction close to the fixed block, meanwhile, an installation seat and the fixed block are fixed, so that the workpiece can be clamped between the pressing block and the fixed block, a positioning mechanism is started to move in a vertical plane, the height of the workpiece is adjusted from the lower end surfaces of the pressing block and the fixed block, the position of the workpiece to be processed is aligned to a processing hole, after the height adjustment is finished, a power head extends into the processing hole, and multiple processing is carried out on the workpiece; this device can carry out accurate location to the excircle of work piece, guarantees the uniformity of work piece location to can deal with the clamping of the work piece of multiple model, application scope is extensive, and clamping strength is enough, prevents because the processing power takes place to incline and produces the error, has improved machining efficiency.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic side cross-sectional view of the present application;

fig. 3 is a schematic structural diagram (top view) of the present application.

Reference numbers in the figures: 1. an outer frame body; 2. a mounting seat; 3. a compression block; 4. a fixed block; 5. a drive mechanism; 6. a positioning mechanism; 7. machining a hole; 8. a chute cover plate; 9. a driving oil cylinder; 10. an oil cylinder connecting block; 11. a U-shaped groove.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example one

A clamp device, comprising: the device comprises anouter frame body 1, amounting seat 2 and a positioning assembly arranged in theouter frame body 1; theouter frame body 1 horizontally penetrates through themounting seat 2 and is connected with the mounting seat in a sliding manner, and a horizontal through groove is formed in theouter frame body 1;

the positioning assembly comprises: thepressing block 3 is arranged at one end inside the through groove, thefixed block 4 is arranged in the through groove and is relatively close to one end of thepressing block 3, thedriving mechanism 5 is arranged in the through groove, and thepositioning mechanism 6 is vertically arranged below theouter frame body 1; theouter frame body 1 and thepressing block 3 are both horizontally provided with athrough processing hole 7;

thepressing block 3 is connected with theouter frame body 1, thefixed block 4 is connected with themounting seat 2, the telescopic end of thedriving mechanism 5 is connected with theouter frame body 1, and thepositioning mechanism 6 is arranged at the lower ends of thepressing block 3 and thefixed block 4; thepressing block 3 and thefixing block 4 are used for clamping a workpiece, and thepositioning mechanism 6 is used for positioning the height of the workpiece; thedriving mechanism 5 drives theouter frame body 1 to do horizontal movement.

When the device is used, as shown in fig. 1, a workpiece can be placed in the distance between thepressing block 3 and thefixed block 4 at the initial position, in this embodiment, the workpiece is a piston of a refrigerator compressor, and the piston is a cylindrical workpiece; firstly, a workpiece to be processed is placed between apressing block 3 and afixed block 4, then adriving mechanism 5 is controlled to start to drive anouter frame body 1 to move in the horizontal direction, theouter frame body 1 drives thepressing block 3 to move towards the direction close to thefixed block 4, meanwhile, aninstallation seat 2 and thefixed block 4 are fixed, so that the workpiece can be clamped between thepressing block 3 and thefixed block 4, thedriving mechanism 5 stops moving after moving to a set distance, apositioning mechanism 6 starts to move in a vertical plane, the workpiece is contacted from the lower end faces of thepressing block 3 and thefixed block 4, the height of the workpiece is adjusted by moving upwards or downwards, the position of the workpiece to be processed is aligned to aprocessing hole 7, after the height is adjusted, a power head extends into theprocessing hole 7, and multiple processing is carried out on the workpiece; wherein, through the setting ofadjustment actuating mechanism 5 movement distance, change the distance betweencompact heap 3 and thefixed block 4, also can adjustpositioning mechanism 6's height simultaneously, consequently can deal with the work piece of multiple diameter. This device can carry out accurate location to the excircle of work piece, guarantees the uniformity of work piece location to can deal with the clamping of the work piece of multiple model, application scope is extensive, and clamping strength is enough, prevents because the processing power takes place to incline and produces the error, has improved machining efficiency.

In order to further optimize the above technical solution, the technical solution is preferably further provided with the following improvements: the two sides of theouter frame body 1 are further provided with symmetrical slidinggroove cover plates 8, and lubricating grooves are formed in the slidinggroove cover plates 8 and used for guiding lubricating oil into the sliding groove. The lubrication groove communicates with the joint between thedrive mechanism 5 and theouter frame 1, and lubrication oil is injected into the lubrication groove, thereby ensuring smooth operation of theouter frame 1 and preventing abrasion.

In order to further optimize the above technical solution, the technical solution is preferably further provided with the following improvements: thedriving mechanism 5 comprises adriving oil cylinder 9 and an oilcylinder connecting block 10 connected with the telescopic end of thedriving oil cylinder 9; thedriving oil cylinder 9 drives theouter frame body 1 to move horizontally. As shown in fig. 2, the drivingcylinder 9 drives thecylinder connecting block 10, and thecylinder connecting block 10 drives theouter frame 1 to move horizontally, in this embodiment, because the installation space is limited, the drivingcylinder 9 needs to be changed in shape on the basis of the original standard component, so as to meet the installation action requirement.

In order to further optimize the above technical solution, the technical solution is preferably further provided with the following improvements: thepressing block 3 and thefixing block 4 are both provided withU-shaped grooves 11, and alloy strips are arranged on theU-shaped grooves 11. As shown in fig. 3, twoU-shaped grooves 11 are used for clamping the workpiece, and the alloy strips can enhance the rigidity and the wear resistance.

In order to further optimize the above technical solution, the technical solution is preferably further provided with the following improvements: thepositioning mechanism 6 comprises a positioning piece and a positioning cylinder, and the positioning cylinder drives the positioning piece to move in the vertical direction.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims (5)

1. A clamping device, characterized in that: the method comprises the following steps: the device comprises an outer frame body (1), a mounting seat (2) and a positioning assembly arranged in the outer frame body (1); the outer frame body (1) horizontally penetrates through the mounting seat (2) and is connected with the mounting seat in a sliding manner, and a horizontal through groove is formed in the outer frame body (1);

the positioning assembly comprises: the pressing block (3) is arranged at one end inside the through groove, the fixing block (4) is arranged in the through groove and is relatively close to one end of the pressing block (3), the driving mechanism (5) is arranged in the through groove, and the positioning mechanism (6) is vertically arranged below the outer frame body (1); the outer frame body (1) and the pressing block (3) are both horizontally provided with through processing holes (7);

the pressing block (3) is connected with the outer frame body (1), the fixed block (4) is connected with the mounting seat (2), the telescopic end of the driving mechanism (5) is connected with the outer frame body (1), and the positioning mechanism (6) is arranged at the lower ends of the pressing block (3) and the fixed block (4); the pressing block (3) and the fixing block (4) are used for clamping a workpiece, and the positioning mechanism (6) is used for positioning the height of the workpiece; the driving mechanism (5) drives the outer frame body (1) to do horizontal movement.

2. A clamping apparatus as claimed in claim 1, wherein: the two sides of the outer frame body (1) are further provided with symmetrical sliding groove cover plates (8), and lubricating grooves are formed in the sliding groove cover plates (8) and used for guiding lubricating oil into the sliding groove.

3. A clamping apparatus as claimed in claim 1, wherein: the driving mechanism (5) comprises a driving oil cylinder (9) and an oil cylinder connecting block (10) connected with the telescopic end of the driving oil cylinder (9); the driving oil cylinder (9) drives the outer frame body (1) to move horizontally.

4. A clamping apparatus as claimed in claim 1, wherein: the pressing block (3) and the fixing block (4) are both provided with U-shaped grooves (11), and alloy strips are arranged on the U-shaped grooves (11).

5. A clamping apparatus as claimed in claim 1, wherein: the positioning mechanism (6) comprises a positioning piece and a positioning cylinder, and the positioning cylinder drives the positioning piece to move in the vertical direction.

Images