CN112008630A

CN112008630A - Frock clamp is used in air compressor machine processing

Info

Publication number: CN112008630A
Application number: CN202010867677.0A
Authority: CN
Inventors: 肖双慧
Original assignee: Jiangxi Zhiqi Compressor Co ltd
Current assignee: Jiangxi Zhiqi Compressor Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2020-12-01

Abstract

The invention discloses a tooling clamp for processing an air compressor, and relates to the field of tooling clamps. The clamping device comprises a mounting plate, a sliding rail is arranged at the top of the mounting plate in a surrounding manner, a mounting seat is connected in the middle of the top of the mounting plate through a rotating shaft, when parts with different shapes are machined, a worker firstly replaces a clamping piece, a finger is used for pressing a pressing rod during replacement to enable clamping pieces to be mutually drawn together, a spring contracts at the moment, the clamping pieces can be separated from clamping grooves after the clamping pieces are mutually drawn together, the clamping piece can be detached, when the clamping piece is mounted, the worker also firstly presses the pressing rod to enable the clamping pieces to be mutually drawn together, then the clamping pieces are inserted into the clamping grooves in a connecting block, then pressure is released on the pressing rod, and under the reset action of the spring, the clamping pieces are pushed to be fixed with the clamping grooves, so that the mounting purpose is achieved, the structure is simple, the operation is convenient, the clamping piece can be replaced, and the clamping, saving production and processing cost and having strong applicability.

Description

Frock clamp is used in air compressor machine processing

Technical Field

The invention relates to the field of tool fixtures, in particular to a tool fixture for machining an air compressor.

Background

The jig is a device for fixing a workpiece to be machined to a correct position for construction or inspection in a machine manufacturing process, and is also called a jig, and broadly, any process in a process is a device for quickly, conveniently and safely installing a workpiece, and is called a jig, and the jig generally comprises a positioning element (for determining a correct position of the workpiece in the jig), a clamping device, a tool setting guide element (for determining a relative position of a tool and the workpiece or guiding a tool direction), an indexing device (for enabling the workpiece to be machined at a plurality of stations in one installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a jig body (a jig base), and the like, such as a welding jig, an inspection jig, an assembly jig, a machine tool jig, and the like, wherein the machine tool jig is most common and is often referred to as a jig for short, when the workpiece is machined on a machine tool, in order to make the surface of the workpiece meet the technical requirements of the size, the geometric shape, the mutual position precision with other surfaces and the like specified in the drawing, the workpiece needs to be firmly clamped before processing.

The air compressor machine is internally equipped with a plurality of parts, and the air compressor machine is utilizing machinery to carry out the centre gripping fixed to the part in production process to the part batch.

The height of being convenient for according to the size of work piece to the location is adjusted when current frock clamp uses, and it is inconvenient to use, leads to the location insecure easily, and splint are fixed knot structure simultaneously, and inconvenient shape and the size according to the part are changed, get into and influence its suitability, and simultaneously, current anchor clamps structure singleness can only be fixed a part, and every part adds the work of all needing to accomplish installation and dismantlement respectively man-hour, and then makes production efficiency lower.

Disclosure of Invention

The invention aims to: in order to solve the problem that the existing tooling clamp is inconvenient to adjust the height of the positioning according to the size of a workpiece when in use, is inconvenient to use, is easy to cause unstable positioning, is of a fixed structure, is inconvenient to replace according to the shape and the size of a part, and has influence on the applicability of the clamping plate.

In order to achieve the purpose, the invention provides the following technical scheme: a tooling fixture for processing an air compressor comprises a mounting plate, wherein a sliding rail is arranged at the top of the mounting plate in a surrounding manner, a mounting seat is connected with the middle of the top of the mounting plate through a rotating shaft, an electric push rod is arranged on one side of the top of the mounting plate through a fixing plate, a toothed bar is fixed at one end of the electric push rod, a gear is arranged on the outer surface of the rotating shaft, a sliding chute is fixed at the bottom of the mounting seat in a surrounding manner, two groups of two-way lead screws are arranged in the mounting seat, a driven conical tooth is connected at one end of each two-way lead screw, a rotating shaft penetrates through the top of the mounting seat, one end of the rotating shaft extends into the mounting seat and is fixed with a driving conical tooth, a first thread sleeve is sleeved on the outer surfaces of the two groups of two-way lead screws, a movable column is fixed at the top of each first thread sleeve, the connecting device is characterized in that the inside of the connecting seat is connected with a clamping piece through a spring, one side of the clamping piece is fixed with a pressing rod, the outer surface of the clamping piece is connected with a connecting block through a clamping groove, and one side of the connecting block is fixed with a clamping piece.

Preferably, the toothed bar meshes with a gear and has a length equal to half of the circumference of the gear.

Preferably, a first steering wheel and a second steering wheel are respectively fixed at the top end of the rotating shaft and the top end of the screw, and anti-skid lines are arranged on the outer surfaces of the first steering wheel and the second steering wheel.

Preferably, a friction pad is arranged on one side of the clamping piece and is made of rubber.

Preferably, the sliding groove and the sliding rail are both annular, and the sliding groove and the sliding rail are in sliding fit.

Preferably, the outer surfaces of the screw and the bidirectional screw rod are coated with lubricating oil.

Preferably, the clamping piece is matched with the clamping groove.

Preferably, the inner side of the movable column is provided with a limiting groove, the outer surface of the screw rod is sleeved with a second threaded sleeve, and one side of the second threaded sleeve is in sliding fit with the limiting groove through a limiting block.

Preferably, one side of the connecting seat is fixed with the second threaded sleeve in a welding mode.

Compared with the prior art, the invention has the beneficial effects that:

1. the clamping device is provided with the screw, the second thread sleeve, the limiting groove and the limiting block, if a higher tool is clamped and fixed, a worker can adjust the height of the clamping piece at present, the worker rotates the second steering wheel clockwise during adjustment, the screw is rotated by the rotation of the second steering wheel, and the second thread sleeve can only move upwards under the limiting effect of the limiting block and the limiting groove to drive the clamping piece to move upwards, so that the clamping device can be adjusted according to parts with different heights, the positioning is more stable, the use is convenient, and the accuracy during processing is improved.

2. The clamping piece is provided with the clamping piece, the connecting seat, the connecting block, the spring, the clamping groove and the pressing rod, when parts with different shapes are machined, a worker firstly replaces the clamping piece, when the clamping piece is replaced, the worker applies pressure to the pressing rod by fingers so as to enable the clamping pieces to mutually approach, at the moment, the spring contracts, when the clamping pieces approach, the clamping piece can be separated from the clamping groove so as to disassemble the clamping piece, when the clamping piece is installed, the worker also firstly applies pressure to the pressing rod so as to enable the clamping pieces to mutually approach, then the clamping piece is inserted into the clamping groove in the connecting block, then pressure is released to the pressing rod, at the moment, the clamping piece is pushed to be fixed with the clamping groove under the reset action of the spring, the installation purpose is achieved, the structure is simple, the operation is convenient, the clamping piece can be replaced, the clamping piece is convenient to adapt to parts with different shapes, and, the applicability is strong.

3. The invention is provided with an electric push rod, a toothed bar, a gear, a rotating shaft, two-way screw rods, a first thread sleeve, a driving bevel gear and a driven bevel gear, when the parts are fixed, a worker can place two parts of the same batch on an installation seat, then rotate a first steering wheel, further enable the rotating shaft to drive the driving bevel gear to rotate, the driving bevel gear rotates to drive two groups of driven bevel gears to rotate, the two groups of driven bevel gears respectively drive two groups of two-way screw rods to rotate, thereby enabling the two groups of first thread sleeves on each group of two-way screw rods to move relatively, further simultaneously clamping the two parts through a clamping piece, after one part is processed, the electric push rod pushes the toothed bar to extend, the toothed bar is meshed with the gear, the length of the toothed bar is equal to half of the circumference of the gear, then the gear rotates for half a circle, further enable the installation seat to rotate for 180 degrees, and the other part rotates for 180 degrees, when two parts all finish processing, the staff only need the first helm that changes of reversal, at this moment the holder then with unclamping two parts, the staff alright with two parts take out, make two parts also only need accomplish once fixed and dismantlement like this, can shorten half through this kind of convenience and fix required time to the part, consequently improved work efficiency greatly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a slide rail structure according to the present invention;

FIG. 3 is a schematic view of a clip according to the present invention;

FIG. 4 is a schematic view of a movable column according to the present invention;

FIG. 5 is a schematic view of a connecting base of the present invention;

FIG. 6 is a top view of the rack of the present invention.

In the figure: 1. mounting a plate; 2. a slide rail; 3. a rotating shaft; 4. a gear; 5. a fixing plate; 6. an electric push rod; 7. a rack bar; 8. a mounting seat; 9. a chute; 10. a bidirectional screw rod; 11. driven bevel gears; 12. driving bevel gears; 13. a rotating shaft; 14. a first steering wheel; 15. a first threaded sleeve; 16. a movable post; 17. a screw; 18. a clamping member; 19. a friction pad; 20. a second threaded sleeve; 21. a limiting groove; 22. a limiting block; 23. a second steering wheel; 24. a connecting seat; 25. a spring; 26. a fastener; 27. a pressing lever; 28. connecting blocks; 29. a clamping groove.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1-6, a tooling fixture for processing an air compressor comprises a mounting plate 1, a slide rail 2, a rotating shaft 3, a gear 4, a fixing plate 5, an electric push rod 6, a toothed bar 7, a mounting seat 8, a sliding chute 9, a bidirectional screw rod 10, a driven bevel gear 11, a driving bevel gear 12, a rotating shaft 13, a first rotary rudder 14, a first threaded sleeve 15, a movable column 16, a screw 17, a clamping piece 18, a friction pad 19, a second threaded sleeve 20, a limiting groove 21, a limiting block 22, a second rotary rudder 23, a connecting seat 24, a spring 25, a clamping piece 26, a pressing rod 27, a connecting block 28 and a clamping groove 29, wherein the slide rail 2 is arranged around the top of the mounting plate 1, the mounting seat 8 is connected to the middle of the top of the mounting plate 1 through the rotating shaft 3, the electric push rod 6 is mounted on one side of the top of the mounting plate 1 through the fixing plate 5, the toothed bar, the installation seat 8 can be rotated conveniently, so that parts can be processed one by one, a sliding groove 9 is fixed around the bottom of the installation seat 8, two groups of bidirectional screw rods 10 are installed inside the installation seat 8, one end of each bidirectional screw rod 10 is connected with a driven bevel gear 11, a rotating shaft 13 penetrates through the top of the installation seat 8, one end of the rotating shaft 13 extends into the installation seat 8 and is fixed with a driving bevel gear 12, first thread sleeves 15 are sleeved on the outer surfaces of the two groups of bidirectional screw rods 10, movable columns 16 are fixed on the tops of the first thread sleeves 15, screw rods 17 penetrate through the tops of the movable columns 16, a connecting seat 24 is fixed on one side of a second thread sleeve 20, a clamping piece 26 is connected inside the connecting seat 24 through a spring 25, a pressing rod 27 is fixed on one side of the clamping piece 26, pressing of the clamping piece 26 is facilitated through the pressing rod 27, and the outer surface of the clamping piece 26 is connected with a connecting block 28, and a clamping piece 18 is fixed on one side of the connecting block 28, so that the part can be clamped and fixed conveniently.

Please refer to fig. 1, 4 and 6, the rack bar 7 is engaged with the gear 4, and the length of the rack bar 7 is equal to half of the circumference of the gear 4, so that the mounting base 8 can rotate 180 degrees during the engagement movement, and the other part is rotated 180 degrees and positioned on the processing station for subsequent processing, so that the positioning is accurate, the top end of the rotating shaft 13 and the top end of the screw 17 are respectively fixed with the first rotating vane 14 and the second rotating vane 23, and the outer surfaces of the first rotating vane 14 and the second rotating vane 23 are respectively provided with anti-skid threads, so that the rotating shaft 13 and the screw 17 can be conveniently rotated respectively, and are not easy to skid during the rotation.

Please refer to fig. 1-3, a friction pad 19 is disposed on one side of the clamping member 18, and the friction pad 19 is made of rubber, so as to increase the friction between the friction pad and the component, so that the positioning and clamping are firmer, the sliding groove 9 and the sliding rail 2 are both annular, and the sliding groove 9 and the sliding rail 2 are in sliding fit, so that the mounting seat 8 is more stable and less prone to shake during the rotation process.

Please refer to fig. 1, 4 and 5, the outer surfaces of the screw 17 and the bidirectional screw 10 are coated with lubricating oil, so that the rotation is smoother and labor-saving, and the clamping member 26 is not easy to rust, and the clamping member 26 is matched with the clamping groove 29, so that the clamping member 18 is convenient to detach and fix, and the replacement is more convenient.

Please refer to fig. 1, 4 and 5 heavily, the inner side of the movable column 16 is provided with a limiting groove 21, the outer surface of the screw 17 is sleeved with a second thread bushing 20, one side of the second thread bushing 20 is in sliding fit with the limiting groove 21 through a limiting block 22, and the limiting block 22 is in limiting fit with the limiting groove 21, so that the second thread bushing 20 can only move up and down without rotating, and the height of the clamping piece 18 is more convenient to adjust, one side of the connecting seat 24 is fixed with the second thread bushing 20 through a welding mode, so that the connection is firmer and the stability is stronger.

The working principle is as follows: firstly, a worker checks whether the clamp is complete, then the worker is familiar with the operation steps, then the clamp is installed on a processing platform, a power supply is switched on, when the part is fixed, the worker can place two parts in the same batch on an installation seat 8, then a first steering wheel 14 is rotated, a rotating shaft 13 drives a driving bevel gear 12 to rotate, the driving bevel gear 12 rotates to drive two groups of driven bevel gears 11 to rotate, the two groups of driven bevel gears 11 respectively drive two groups of two-way screw rods 10 to rotate, so that two groups of first thread sleeves 15 on each group of two-way screw rods 10 can relatively move, the two parts can be simultaneously clamped by a clamping piece 18, after one part is processed, an electric push rod 6 pushes a toothed bar 7 to extend, the toothed bar 7 is meshed with a gear 4, the length of the toothed bar 7 is equal to a half of the circumference of the gear 4, at this time, the gear 4 rotates half of a circle, and then make the mount pad 8 rotate 180 degrees, and another part rotates 180 degrees and locates and processes on the processing station, when two parts are all processed, the worker only needs to turn the first rudder 14 backwards, at this moment the clamping part 18 unclamps two parts at the same time, the worker can take out two parts, if carry on the centre gripping to the higher tool and fix, the worker has now regulated the height of the clamping part 18, while regulating, the worker rotates the second rudder 23 clockwise, the second rudder 23 rotates and makes the threaded spindle 17 rotate, under the limiting function of the stopper 22 and spacing groove 21, the second thread bush 20 can only move upwards, and then drive the clamping part 18 to move upwards, can regulate according to the part of different height like this, if process to the part of different shapes, the worker changes the clamping part 18 according to the pressure first, while changing, the worker exerts pressure on the pole 27 with the finger, and then make fastener 26 draw close each other, at this moment spring 25 contracts, after fastener 26 draws close each other, fastener 26 then can break away from with draw-in groove 29, and then become to dismantle holder 18, when installing holder 18, the staff is exerted pressure in push rod 27 earlier equally earlier for fastener 26 draws close each other, then fastener 26 inserts in draw-in groove 29 in connecting block 28, release pressure to push rod 27 afterwards, at this moment under the reset action of spring 25, promote fastener 26 and draw-in groove 29 fixed mutually, and then reach the purpose of installation holder 18.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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 frock clamp is used in air compressor machine processing, includes mounting panel (1), its characterized in that: the top of the mounting plate (1) is provided with a sliding rail (2) in a surrounding manner, the middle of the top of the mounting plate (1) is connected with a mounting seat (8) through a rotating shaft (3), an electric push rod (6) is installed on one side of the top of the mounting plate (1) through a fixing plate (5), one end of the electric push rod (6) is fixed with a toothed bar (7), a gear (4) is arranged on the outer surface of the rotating shaft (3), a sliding chute (9) is fixedly arranged on the bottom of the mounting seat (8) in a surrounding manner, two groups of two-way lead screws (10) are installed inside the mounting seat (8), one end of each two-way lead screw (10) is connected with a driven conical tooth (11), a rotating shaft (13) penetrates through the top of the mounting seat (8), one end of each rotating shaft (13) extends to the inside of the mounting seat (8) and is fixed with a driving conical tooth (12), and two, the top of first thread bush (15) all is fixed with activity post (16), screw rod (17) have all been run through at the top of activity post (16), one side of second thread bush (20) is fixed with connecting seat (24), the inside of connecting seat (24) is connected with fastener (26) through spring (25), one side of fastener (26) is fixed with push rod (27), the surface of fastener (26) is connected with connecting block (28) through draw-in groove (29), one side of connecting block (28) is fixed with holder (18).

2. The tooling clamp for machining the air compressor as claimed in claim 1, wherein: the toothed bar (7) is meshed with the gear (4), and the length of the toothed bar (7) is equal to half of the circumference of the gear (4).

3. The tooling clamp for machining the air compressor as claimed in claim 1, wherein: the top of pivot (13) and the top of screw rod (17) are fixed with first helm (14) and second helm (23) respectively, just the surface of first helm (14) and second helm (23) all is provided with anti-skidding line.

4. The tooling clamp for machining the air compressor as claimed in claim 1, wherein: one side of the clamping piece (18) is provided with a friction pad (19), and the friction pad (19) is made of rubber.

5. The tooling clamp for machining the air compressor as claimed in claim 1, wherein: the sliding groove (9) and the sliding rail (2) are both annular, and the sliding groove (9) is in sliding fit with the sliding rail (2).

6. The tooling clamp for machining the air compressor as claimed in claim 1, wherein: and lubricating oil is coated on the outer surfaces of the screw rod (17) and the bidirectional screw rod (10).

7. The tooling clamp for machining the air compressor as claimed in claim 1, wherein: the clamping piece (26) is matched with the clamping groove (29).

8. The tooling clamp for machining the air compressor as claimed in claim 1, wherein: the limiting groove (21) is formed in the inner side of the movable column (16), the second threaded sleeve (20) is sleeved on the outer surface of the screw rod (17), and one side of the second threaded sleeve (20) is in sliding fit with the limiting groove (21) through the limiting block (22).

9. The tooling clamp for machining the air compressor as claimed in claim 1, wherein: one side of the connecting seat (24) is fixed with the second threaded sleeve (20) in a welding mode.