CN210650179U - Workpiece chamfering fixing clamp - Google Patents

Abstract

The utility model discloses a work piece chamfer mounting fixture uses in work piece chamfer processing field, and its technical scheme main points are: the automatic cutting machine comprises a workbench and a plurality of fixing seats arranged on the workbench, wherein the fixing seats are rotatably connected with sector-shaped clamping plates, screw rods penetrating through the sector-shaped clamping plates are in threaded connection with the fixing seats, triangular clamping plates which are arc-shaped relative to the sector-shaped clamping plates are further arranged on the fixing seats, arc-shaped grooves used for placing workpieces are formed in the positions, located between the sector-shaped clamping plates and the triangular clamping plates, of the fixing seats, the workbench is rotatably connected with a lead screw along the length direction, one end of the lead screw penetrates through the workbench and is connected with a motor through a coupler, a sliding groove used for accommodating the lead screw is formed in the length; has the technical effects that: whole chamfer process convenient and fast need not getting repeatedly and puts the work piece to improve chamfer efficiency, alleviate work load.

Description

Workpiece chamfering fixing clamp

Technical Field

The utility model relates to a work piece chamfer processing field, in particular to work piece chamfer mounting fixture.

Background

The workpiece is used as a processing object in a mechanical manufacturing process, before the workpiece is put into use, the corners of the workpiece are often required to be polished and chamfered to meet the use requirement, or the corners of a specific workpiece are very sharp and easily scratch people, so the workpiece is required to be polished and chamfered for safety.

In the process of chamfering a workpiece by the chamfering machine, in order to avoid accidents caused by workpiece movement or loosening, the workpiece needs to be firmly fixed on the workbench by using a fixing clamp, however, the workpiece can be fixed on the workbench by using a traditional fixing clamp, so that the chamfering machine can chamfer the workpiece conveniently, and after the workpiece is chamfered, the workpiece needs to be taken down from the fixing clamp, and then the next workpiece is put for chamfering, so that the workpiece is repeatedly taken and placed, the efficiency of workpiece chamfering is seriously influenced, and the labor capacity of workers is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a work piece chamfer mounting fixture, its advantage is: whole chamfer process convenient and fast need not getting repeatedly and puts the work piece to improve chamfer efficiency, alleviate work load.

The above technical purpose of the present invention can be achieved by the following technical solutions: a workpiece chamfering fixing clamp comprises a workbench and a plurality of fixing seats arranged on the workbench along the length direction, wherein the upper surface of each fixing seat is rotatably connected with a fan-shaped clamping plate, the fixing seat is in threaded connection with a screw rod penetrating through the fan-shaped clamping plate and used for fixing the fan-shaped clamping plate on the fixing seat, the upper surface of each fixing seat is also provided with a triangular clamping plate which is arc-shaped relative to the corresponding surface of the fan-shaped clamping plate, an arc-shaped groove used for placing a workpiece is formed in the upper surface of each fixing seat between the fan-shaped clamping plate and the triangular clamping plate, when the workpiece is placed in the arc-shaped groove, the fan-shaped clamping plate and the triangular clamping plate respectively abut against the inner side and the outer side of the workpiece in opposite directions, the workbench is rotatably connected with a lead screw along the length direction, one end of the lead screw, the bottom of the fixed seat is connected to the screw rod through a sliding block in a threaded mode.

Through the technical scheme, operating personnel at first changes fan-shaped splint from the arc wall, then will treat that the chamfer work piece is placed in the arc wall, fan-shaped splint to arc wall rotate once more this moment, make fan-shaped splint and the relative cambered surface of triangle splint support tightly respectively in the inside and outside both sides of treating the chamfer work piece, screw up the screw rod this moment, fix the position of fan-shaped splint, and then will treat that the chamfer work piece firmly clamps between fan-shaped splint and triangle splint, at this moment operating personnel can stop the motor at the interval, drive the lead screw interval through the shaft coupling and rotate, and then drive a plurality of fixing bases of arranging on the workstation and remove towards work piece chamfer department through the slider, thereby make things convenient for the beveler to carry out the chamfer to the work. Whole chamfer process convenient and fast need not getting repeatedly and puts the work piece to improve chamfer efficiency, alleviate work load.

The utility model discloses further set up to: the clamping plates used for clamping two sides of the fixing seat are arranged on two sides of the workbench in the width direction and at the position of the workpiece chamfer, a fixing plate which is parallel to the clamping plates and fixedly connected to the workbench is further arranged on one side, away from each other, of each clamping plate, an air cylinder is arranged on one side, away from the clamping plates, of each fixing plate, and a piston rod of each air cylinder penetrates through the fixing plate and is connected to the clamping plates.

Through above-mentioned technical scheme, when carrying out the chamfer to the work piece, operating personnel can drive the cylinder of both sides simultaneously, and the piston rod of cylinder this moment will promote the clamping board and remove towards the fixing base, until two clamping boards support tightly respectively in the fixing base both sides to fix the position at fixing base place steadily, reduced and carried out the in-process of chamfer at the beveler to the work piece, the fixing base takes place to rock the too big condition of range, thereby guaranteed the high accuracy nature of chamfer.

The utility model discloses further set up to: two sliding holes are symmetrically formed in two sides, located on the air cylinder, of the fixing plate, guide rods fixedly connected to the clamping plate at one ends penetrate through the two sliding holes, and nuts with sizes larger than the sliding holes are connected to one ends, far away from the clamping plate, of the guide rods in a threaded mode.

Through the technical scheme, when the clamping plate is pushed to move by the driving cylinder, the guide rods on the two sides can play a certain guiding role on the clamping plate, so that the clamping plate can be ensured to move more stably; in addition, when the clamping plate is tightly propped against the side wall of the fixed seat, the two guide rods also have certain supporting effect on two sides of the clamping plate so as to increase the clamping force of the clamping plate on the fixed seat; the nut with the threaded connection size larger than the sliding hole is used for preventing the guide rod from sliding off the fixing plate, so that the stability of the guide rod in sliding on the fixing plate is ensured.

The utility model discloses further set up to: and a rubber pad is arranged on one side of the clamping plate, which faces the fixed seat.

Through the technical scheme, on one hand, the friction force between the clamping plate and the fixed seat can be increased by arranging the rubber pad, so that the clamping stability of the clamping plate on the fixed seat is improved; on the other hand, the rubber pad can also play a buffering shock attenuation effect to the fixing base to reduce the clamping board and remove to and to support the possibility that causes the fixing base vibrations when tight in the fixing base both sides.

The utility model discloses further set up to: the fan-shaped splint is provided with a straight notch which runs through the fan-shaped splint, the screw rod penetrates through the straight notch and is in threaded connection with the fixed seat, and the screw rod is sleeved with a gasket with the size larger than the straight notch.

Through above-mentioned technical scheme, operating personnel can slide the position of fan-shaped splint around on the fixing base to can adjust the distance between fan-shaped splint and the triangle splint wantonly, then screw up the screw rod, fix fan-shaped splint on the fixing base, with the needs that satisfy the work piece clamping of different wall thicknesses. The gasket with the size larger than the straight notch is used for enlarging the contact area between the screw rod and the fan-shaped clamping plate, so that the fan-shaped clamping plate is fixed on the fixed seat more stably by the screw rod.

The utility model discloses further set up to: the slider bottom is equipped with the brush that is used for clearing up the chamfer piece that contacts with the spout tank bottom, the spout is kept away from the tank bottom of motor one side and is seted up downwards and run through the workstation and be used for making the chamfer piece pass through the bits hole of crossing, the oblique below of workstation is equipped with the chimney that is used for collecting the chamfer piece, it is equipped with the slope and is used for guiding the direction slide that the chamfer piece slided to the chimney downwards to cross the bits hole below.

Through the technical scheme, the screw rod rotates the in-process of ordering about the slider and moving forward, can concentrate the piece that falls into in the spout in the chamfer process through the brush that sets up in the slider bottom and clear up to crossing bits hole department to in gliding to the collecting vessel along the direction slide, thereby made things convenient for and cleared up the chamfer piece, piled up in the spout in order to reduce a large amount of pieces, and caused the possibility that the spout blockked up.

The utility model discloses further set up to: the workstation is followed length direction and is located the both sides of a plurality of fixing bases and offered and be used for holding the clastic chip groove of putting of chamfer, it runs through the workstation towards one side of surge drum to put the chip groove to be connected with the guide chamfer piece slide extremely arc slide in the surge drum, it is connected with the clear bits piece that is used for concentrating the clearance to arc slide with the chamfer piece to put still sliding in the chip groove.

Through above-mentioned technical scheme, the chamfer in-process still can have a large amount of pieces to fall into the chip groove of putting of both sides in, operating personnel can slide the clear bits piece this moment to concentrate the clearance with the piece to the one side of putting the chip groove, and slide to the surge drum along the arc slide in, thereby can realize clearing up fast the piece that the chamfer in-process produced, in order to guarantee the cleanness on workstation surface.

The utility model discloses further set up to: the collecting cylinder bottom is equipped with a plurality of universal wheels, install the service brake that is used for restricting the universal wheel removal on the universal wheel.

Through above-mentioned technical scheme, the setting of universal wheel is convenient for operating personnel and is removed the collecting vessel, when removing collecting vessel to the oblique below of workstation and being used for collecting the chamfer piece, operating personnel only need step on the service brake, alright fix with the position of collecting vessel easily to reduce the possibility that the collecting vessel position took place the skew.

To sum up, the utility model discloses following beneficial effect has:

1. the fan-shaped clamping plate and the triangular clamping plate can firmly fix the workpiece, the whole chamfering process is convenient and quick, and an operator does not need to repeatedly take and place the workpiece, so that the chamfering efficiency is improved, and the workload is reduced;

2. the two clamping plates are pushed to be tightly abutted against the two sides of the fixed seat through the air cylinder, so that the position of the fixed seat can be stably fixed, the condition that the fixed seat shakes too much in the process of chamfering a workpiece by the chamfering machine is reduced, and the high precision of chamfering is ensured;

3. the fan-shaped splint of operating personnel can slide around on the fixing base position to can adjust the distance between fan-shaped splint and the triangle splint wantonly, then screw up the screw rod, fix fan-shaped splint on the fixing base, with the needs that satisfy the work piece clamping of different wall thicknesses.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is an enlarged view of a portion B in fig. 1.

Fig. 4 is a schematic structural view of the brush at the bottom of the sliding block according to the embodiment.

FIG. 5 is a schematic structural diagram of the present embodiment for cleaning chamfer chips.

Reference numerals: 1. a work table; 2. a fixed seat; 3. a sector splint; 4. a screw; 5. a triangular splint; 6. an arc-shaped slot; 7. a screw rod; 8. a coupling; 9. a motor; 10. a chute; 11. a slider; 12. clamping the plate; 13. a fixing plate; 14. a cylinder; 15. a slide hole; 16. a guide bar; 17. a nut; 18. a rubber pad; 19. a straight notch; 20. a gasket; 21. a brush; 22. chip passing holes; 23. a collection canister; 24. a guide slide way; 25. a chip groove is formed; 26. an arc-shaped slideway; 27. clearing the scraps; 28. a universal wheel; 29. a foot brake; 30. a workpiece; 31. and (7) chamfering machine.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a workpiece chamfering fixing clamp comprises a workbench 1 and a plurality of fixing seats 2 arranged on the workbench 1 along the length direction, wherein the upper surface of each fixing seat 2 is rotatably connected with a fan-shaped clamping plate 3, the fixing seats 2 are in threaded connection with a screw rod 4 penetrating through the fan-shaped clamping plates 3 and used for fixing the fan-shaped clamping plates 3 on the fixing seats 2, the upper surface of each fixing seat 2 is also provided with a triangular clamping plate 5 of which the opposite surface is arc-shaped relative to the fan-shaped clamping plate 3, the upper surface of each fixing seat 2 is positioned between the fan-shaped clamping plate 3 and the triangular clamping plate 5 and is provided with an arc-shaped groove 6 used for placing a workpiece 30, when the workpiece 30 (shown in the figure 3) is placed in the arc-shaped groove 6, the fan-shaped clamping plates 3 and the triangular clamping plates 5 respectively abut against the inner side and the outer side of the workpiece 30, the workbench 1 is rotatably connected with a lead, the workbench 1 is provided with a sliding groove 10 used for accommodating the screw rod 7 along the length direction, and the bottom of the fixed seat 2 is connected to the screw rod 7 through a sliding block 11 (as shown in figure 4) in a threaded manner.

As shown in fig. 3, clamping plates 12 for clamping two sides of the fixing seat 2 are disposed at two sides of the worktable 1 along the width direction and at the chamfer of the workpiece 30, a fixing plate 13 parallel to the clamping plates 12 and fixedly connected to the worktable 1 is further disposed at one side of the two clamping plates 12 facing away from each other, an air cylinder 14 is disposed at one side of the fixing plate 13 facing away from the clamping plates 12, and a piston rod of the air cylinder 14 penetrates through the fixing plate 13 and is connected to the clamping plates 12.

As shown in fig. 2 and fig. 3, the operator firstly rotates the fan-shaped clamping plate 3 away from the arc-shaped groove 6, then places the workpiece 30 to be chamfered in the arc-shaped groove 6, and then rotates the fan-shaped clamping plate 3 to the arc-shaped groove 6 again, so that the opposite arc surfaces of the fan-shaped clamping plate 3 and the triangular clamping plate 5 are respectively and tightly abutted against the inner side and the outer side of the workpiece 30 to be chamfered, and at the same time, the screw 4 is screwed, the position of the fan-shaped clamping plate 3 is fixed, and the workpiece 30 to be chamfered is firmly clamped between the fan-shaped clamping plate 3 and the.

If fig. 1 and fig. 3, at this moment operating personnel can stop motor 9 at the interval, drive 7 intervals of lead screw through shaft coupling 8 and rotate, and then drive a plurality of fixing bases 2 of arranging on workstation 1 through slider 11 (as fig. 4) and remove towards work piece 30 chamfer department, thereby make things convenient for beveler 31 to carry out the chamfer to work piece 30 by one, when carrying out the chamfer to work piece 30, operating personnel can drive the cylinder 14 of both sides simultaneously, the piston rod of cylinder 14 will promote clamping plate 12 and remove towards fixing base 2 this moment, until two clamping plates 12 support tightly respectively in fixing base 2 both sides, thereby fix the position at fixing base 2 place steadily, reduced and carried out the in-process of chamfer at beveler 31 to work piece 30, fixing base 2 takes place to rock the too big condition of range, thereby the high accuracy of chamfer has been guaranteed. Whole chamfer process convenient and fast, operating personnel need not the getting repeatedly and puts work piece 30 to improve chamfer efficiency, alleviate work load.

As shown in fig. 3, the rubber pad 18 disposed on one side of the clamping plate 12 facing the fixing base 2 can increase the friction between the clamping plate 12 and the fixing base 2, thereby improving the clamping stability of the clamping plate 12 to the fixing base 2; on the other hand, the rubber pad 18 may also play a role of buffering and damping for the fixing base 2, so as to reduce the possibility of the fixing base 2 vibrating when the clamping plate 12 is moved to abut against the two sides of the fixing base 2.

As shown in fig. 3, two sliding holes 15 (not shown) are symmetrically formed in the fixing plate 13 at two sides of the cylinder 14, a guide rod 16 with one end fixedly connected to the clamping plate 12 penetrates through the two sliding holes 15, and when the cylinder 14 is driven to push the clamping plate 12 to move, the guide rods 16 at two sides can play a certain guiding role in guiding the clamping plate 12, so as to ensure that the clamping plate 12 moves more stably; in addition, when the clamping plate 12 abuts against the side wall of the fixing seat 2, the two guide rods 16 also have a certain supporting effect on two sides of the clamping plate 12, so as to increase the clamping force of the clamping plate 12 on the fixing seat 2.

As shown in fig. 3, the end of the guide rod 16 far from the clamping plate 12 is screwed with a nut 17 having a larger size than the sliding hole 15, so as to prevent the guide rod 16 from sliding off the fixing plate 13, thereby ensuring the stability of the guide rod 16 sliding on the fixing plate 13.

If fig. 3, set up the straight flute mouth 19 that runs through fan-shaped splint 3 on the fan-shaped splint 3, the screw rod 4 wears to establish straight flute mouth 19 and threaded connection on fixing base 2, and operating personnel can slide fan-shaped splint 3's position around on fixing base 2 to can adjust the distance between fan-shaped splint 3 and the triangle splint 5 wantonly, then screw up screw rod 4, fix fan-shaped splint 3 on fixing base 2, with the needs that satisfy the 30 clamping of work pieces of different wall thicknesses. In addition, the size that the cover was established on the screw rod 4 is greater than the gasket 20 of notch 19, then can increase the area of contact between screw rod 4 and the segmental splint 3 to make the screw rod 4 fix the segmental splint 3 on fixing base 2 more firmly.

As shown in fig. 4 and 5, a brush 21 for cleaning the chamfer chips is arranged at the bottom of the slide block 11, and contacts with the bottom of the chute 10, a chip passing hole 22 for passing the chamfer chips is formed downward at the bottom of the chute 10, which is far away from the motor 9 (as shown in fig. 1), and penetrates through the workbench 1, a collecting cylinder 23 for collecting the chamfer chips is arranged obliquely below the workbench 1, and a guide slideway 24 which is obliquely downward and is used for guiding the chamfer chips to slide into the collecting cylinder 23 is arranged below the chip passing hole 22. When the screw rod 7 rotates to drive the sliding block 11 to move forwards, chips falling into the sliding chute 10 in the chamfering process can be intensively cleaned to the chip passing hole 22 through the brush 21 and downwards slide to the collecting cylinder 23 along the guide slide way 24, so that the chamfering chips are conveniently cleaned, and the possibility of blockage of the sliding chute 10 due to accumulation of a large amount of chips in the sliding chute 10 is reduced.

As shown in fig. 1 and 5, the workbench 1 is provided with chip accommodating grooves 25 along the length direction and at two sides of the plurality of fixing seats 2 (as shown in fig. 2), the chip accommodating grooves 25 penetrate through the workbench 1 towards one side of the collecting barrel 23 and are connected with arc-shaped slideways 26 for guiding the chamfer chips to slide into the collecting barrel 23, and chip cleaning blocks 27 for intensively cleaning the chamfer chips to the arc-shaped slideways 26 are connected in the chip accommodating grooves 25 in a sliding manner. Still have a large amount of pieces to fall into the chip groove 25 of putting of both sides in the in-process of chamfering work piece 30, operating personnel can slide clear bits piece 27 this moment to concentrate the piece and clear up to one side of putting chip groove 25, and slide to the surge drum 23 along arc slide 26 in, thereby can realize clearing up fast the piece that produces in the chamfering process, in order to guarantee the cleanness on workstation 1 surface.

As shown in fig. 5, in addition, the plurality of universal wheels 28 arranged at the bottom of the collecting cylinder 23 are used for facilitating the operator to move the collecting cylinder 23, when the collecting cylinder 23 is moved to the position obliquely below the workbench 1 for collecting the chamfer debris, the operator only needs to press the foot brake 29 arranged on the universal wheels 28, so that the position of the collecting cylinder 23 can be easily fixed, and the possibility of the position of the collecting cylinder 23 being deviated is reduced.

The operation process is as follows: operating personnel at first changes fan-shaped splint 3 from arc wall 6, then will treat that chamfer work piece 30 places in arc wall 6, rotate fan-shaped splint 3 to arc wall 6 again this moment, make fan-shaped splint 3 and the relative cambered surface of triangle splint 5 support tightly respectively in the inside and outside both sides of treating chamfer work piece 30, screw up screw rod 4 this moment, live fan-shaped splint 3's position fixation, and then will treat chamfer work piece 30 firmly the clamping between fan-shaped splint 3 and triangle splint 5, operating personnel can stop motor 9 at the interval, at this moment, drive lead screw 7 interval through shaft coupling 8 and rotate, and then drive the fixing base 2 of a plurality of ranges on workstation 1 towards the removal of work piece 30 chamfer department through slider 11, thereby make things convenient for chamfering machine 31 to carry out the chamfer to work piece 30 in turn.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment with inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (8)

1. The utility model provides a work piece chamfer mounting fixture which characterized in that: comprises a workbench (1) and a plurality of fixed seats (2) arranged on the workbench (1) along the length direction, wherein the upper surface of each fixed seat (2) is connected with a fan-shaped clamping plate (3) in a rotating way, the upper surface of each fixed seat (2) is connected with a screw (4) which penetrates through the fan-shaped clamping plate (3) and is used for fixing the fan-shaped clamping plate (3) on the corresponding fixed seat (2), the upper surface of each fixed seat (2) is also provided with a triangular clamping plate (5) which is arc-shaped relative to the fan-shaped clamping plate (3), the upper surface of each fixed seat (2) is positioned between the fan-shaped clamping plate (3) and the triangular clamping plate (5) and is provided with an arc-shaped groove (6) for placing a workpiece (30), when the workpiece (30) is placed in the arc-shaped groove (6), the relative surfaces of the fan-shaped clamping plate (3) and the triangular clamping plate (5) are respectively abutted, workstation (1) is worn to establish by the one end of lead screw (7) to be connected with motor (9) through shaft coupling (8), spout (10) that are used for holding lead screw (7) are offered along length direction in workstation (1), slider (11) threaded connection is passed through to fixing base (2) bottom on lead screw (7).

2. The workpiece chamfering fixing jig according to claim 1, characterized in that: the clamping fixing device is characterized in that clamping plates (12) used for clamping two sides of the fixing seat (2) are arranged on two sides of the workbench (1) along the width direction and located at the chamfer of a workpiece (30), a fixing plate (13) which is parallel to the clamping plates (12) and fixedly connected to the workbench (1) is further arranged on one side, away from the clamping plates (12), of the fixing plate (13), an air cylinder (14) is arranged on one side, away from the clamping plates (12), of the fixing plate (13), and a piston rod of the air cylinder (14) penetrates through the fixing plate (13) and is connected to the clamping plates (12).

3. The workpiece chamfering fixing jig according to claim 2, characterized in that: two sliding holes (15) are symmetrically formed in two sides, located on the air cylinder (14), of the fixing plate (13), guide rods (16) with one ends fixedly connected to the clamping plate (12) penetrate through the two sliding holes (15), and nuts (17) with sizes larger than those of the sliding holes (15) are connected to threads of one ends, far away from the clamping plate (12), of the guide rods (16).

4. The workpiece chamfering fixing jig according to claim 3, characterized in that: a rubber pad (18) is arranged on one side of the clamping plate (12) facing the fixed seat (2).

5. The workpiece chamfering fixing jig according to claim 1, characterized in that: offer notch (19) that runs through fan-shaped splint (3) on fan-shaped splint (3), notch (19) and threaded connection are worn to establish on fixing base (2) in screw rod (4), the cover is equipped with gasket (20) that the size is greater than notch (19) on screw rod (4).

6. The workpiece chamfering fixing jig according to claim 1, characterized in that: slider (11) bottom is equipped with brush (21) that are used for clearing up the chamfer piece that contacts with spout (10) tank bottom, spout (10) keep away from the tank bottom of motor (9) one side and have seted up downwards and run through workstation (1) and be used for making the chamfer piece to pass through and cross bits hole (22), the oblique below of workstation (1) is equipped with and is used for collecting the clastic collection section of thick bamboo (23) of chamfer, it is equipped with slope below and is used for guiding the chamfer piece to slide guide slide (24) to the collection section of thick bamboo (23) in to cross bits hole (22).

7. The workpiece chamfering fixing jig according to claim 6, wherein: workstation (1) is followed length direction and is located the both sides of a plurality of fixing bases (2) and offered and is used for holding the clastic chip groove (25) of putting of chamfer, put chip groove (25) and run through workstation (1) towards one side of collector (23) to be connected with the guide chamfer piece slide extremely arc slide (26) in collector (23), it is connected with clear bits piece (27) that are used for concentrating the clearance to arc slide (26) with the chamfer piece still to slide in chip groove (25) to put.

8. The workpiece chamfering fixing jig according to claim 7, wherein: a plurality of universal wheels (28) are arranged at the bottom of the collecting barrel (23), and a foot brake (29) used for limiting the movement of the universal wheels (28) is installed on the universal wheels (28).

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