CN220445778U

CN220445778U - Turnover clamping tool for metal cutting

Info

Publication number: CN220445778U
Application number: CN202321938514.2U
Authority: CN
Inventors: 郭希会
Original assignee: Jinan Zunhong Machinery Equipment Co ltd
Current assignee: Jinan Zunhong Machinery Equipment Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-02-06
Anticipated expiration: 2033-07-24

Abstract

The utility model belongs to the field of clamping tools, in particular to a reversible clamping tool for metal cutting, which aims at the problems that the existing clamping tool is low in stability for clamping a workpiece and easy to fall off when the workpiece is subjected to cutting stress in the use process, and the clamping tool comprises a base, wherein a mounting groove is formed in the base, two symmetrical vertical plates are fixedly arranged at the top of the base, a vertical plate is slidably arranged at the top of the base, first through holes are formed in one side of the vertical plate and one side of the vertical plate, first rotating shafts are rotatably arranged in the two first through holes, one ends of the two first rotating shafts are fixedly connected with turnover clamping plates, and turnover mechanisms are arranged on the two turnover clamping plates.

Description

Turnover clamping tool for metal cutting

Technical Field

The utility model relates to the technical field of clamping tools, in particular to a reversible clamping tool for metal cutting machining.

Background

Metal cutting is a material removal additive method in metal forming processes, which still occupies a significant proportion in today's machine manufacturing. A metal cutting process is a process in which a workpiece and a tool interact. The cutter cuts redundant metal from the workpiece to be processed, and on the premise of controlling the production rate and the cost, the workpiece is enabled to obtain geometric precision, dimensional precision and surface quality which meet the design and process requirements. The clamping tool is used for fixing and positioning a workpiece to be processed.

A reversible clamping tool for metal cutting is disclosed in the patent document of publication number CN218254007U, which discloses a clamping tool comprising: fixing base, support piece, arc support frame and arc sliding seat, the support piece rotates and locates on the fixing base, the arc support frame is located on the support piece, arc sliding seat slides and locates on the arc support frame, arc sliding seat both ends all are equipped with the holder, and the holder that two sets of symmetries set up is mutually supported and is fixed the metalwork, utilizes the arc sliding seat to slide adjustable metalwork's left and right sides position on the arc support frame, be equipped with regulation and control mechanism on the support piece, regulation and control mechanism is articulated with the arc sliding seat for arc sliding seat moves about and provides power.

However, in the use process of the above patent document, the stability of workpiece clamping is low, and the workpiece is easy to fall off when being subjected to cutting stress, so we propose a reversible clamping tool for metal cutting processing, which is used for solving the above problems.

Disclosure of Invention

The utility model aims to solve the defects that in the prior art, the clamping tool has lower stability for clamping a workpiece and is easy to fall off when the workpiece is subjected to cutting stress in the using process, and provides a turnover clamping tool for metal cutting processing.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a clamping fixture for metal cutting processing that can overturn, includes the base, set up the mounting groove in the base, two risers of top fixed mounting of base have the symmetry, and the top slidable mounting of base has the riser, and first through-hole has all been seted up to one side of riser and one side of riser, all rotates in two first through-holes and installs first pivot, the equal fixedly connected with upset splint of one end of two first pivots, is provided with tilting mechanism on the upset splint, the equal fixedly connected with first cushion in the outside of two upset splint.

Preferably, the turnover mechanism comprises a gear, the gear is fixedly arranged at the other end of the second rotating shaft, a gear ring is fixedly arranged at the outer side of the turnover clamping plate, and the gear ring is meshed with the gear.

Preferably, two third through holes are formed in the inner wall of the top of the mounting groove, the two third through holes are respectively communicated with the two sliding grooves, two first threaded holes are formed in the supporting plate, and first screws are installed in the two first threaded holes in a threaded mode.

Preferably, the vertical plate is provided with a second threaded hole, a second screw rod is installed in the second threaded hole in a threaded mode, a hand wheel is fixedly installed at one end of the second screw rod, a bearing is fixedly installed at one side of the vertical plate, and an inner ring of the bearing is fixedly connected with the outer side of the second screw rod.

Preferably, the bottom inner wall of the mounting groove is fixedly provided with a second motor, an output shaft of the second motor is fixedly connected with one end of the first screw rod, the two first screw rods are respectively fixedly provided with a driving chain wheel and a driven chain wheel, and the driving chain wheel and the driven chain wheel are engaged with the same chain.

Preferably, the vertical plate is provided with a sliding opening, the sliding opening is internally provided with a supporting plate, one side of the two vertical plates is provided with sliding grooves, the outer side of the supporting plate is in sliding connection with the inner walls of the two sliding grooves, and the top of the supporting plate is fixedly connected with a second soft cushion.

Preferably, a first motor is fixedly arranged on one side of the vertical plate, a second through hole is formed in the vertical plate, a second rotating shaft is rotatably arranged in the second through hole, and one end of the second rotating shaft is fixedly connected with an output shaft of the first motor.

In the utility model, the reversible clamping tool for metal cutting has the beneficial effects that:

1. this scheme is when rotating the hand wheel, and the hand wheel drives the second screw rod and rotates, and the second screw rod drives bearing horizontal migration, and the bearing drives riser horizontal migration, and the riser drives upset splint horizontal migration, through two upset splint matched with setting, and then can carry out the centre gripping location to the work piece, simultaneously through opening first motor, the gear drives the ring gear and rotates, and the ring gear drives the rotation of upset splint, and then can reach the purpose of overturning the work piece.

2. This scheme is when opening the second motor, and the second motor drives first screw rod and rotates, and first screw rod drives driving sprocket and rotates, and driving sprocket passes through the chain and drives driven sprocket and rotate, and then two first screw rods drive backup pad vertical removal, and the backup pad can support the work piece, avoids work piece cutting atress emergence to drop.

The utility model can support the workpiece conveniently in the use process, thereby effectively avoiding the falling of the workpiece in the clamping and cutting process, and has simple structure and convenient use.

Drawings

Fig. 1 is a schematic diagram of a reversible clamping tool for metal cutting processing in a front view;

fig. 2 is a schematic structural diagram of a reversible clamping tool riser for metal cutting and supporting plate matching according to the present utility model;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 of a reversible clamping tool for metal cutting processing according to the present utility model;

fig. 4 is an enlarged schematic view of a portion B in fig. 1 of a reversible clamping tool for metal cutting according to the present utility model.

In the figure: 1. a base; 2. a mounting groove; 3. a vertical plate; 4. a chute; 5. a riser; 6. a sliding port; 7. a first rotating shaft; 8. overturning the clamping plate; 9. a second screw; 10. a hand wheel; 11. a bearing; 12. a first motor; 13. a second rotating shaft; 14. a gear; 15. a gear ring; 16. a second motor; 17. a first screw; 18. a drive sprocket; 19. a chain; 20. a driven sprocket; 21. and a support plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1 and 2, a clamping tool for reversible metal cutting processing comprises a base 1, a mounting groove 2 is formed in the base 1, two symmetrical vertical plates 3 are fixedly arranged at the top of the base 1, a vertical plate 5 is slidably arranged at the top of the base 1, first through holes are formed in one side of the vertical plate 5 and one side of the vertical plate 3, first rotating shafts 7 are rotatably arranged in the two first through holes, a turnover clamping plate 8 is fixedly connected to one ends of the two first rotating shafts 7, a turnover mechanism is arranged on the turnover clamping plate 8, first cushions are fixedly connected to the outer sides of the two turnover clamping plates 8, a second threaded hole is formed in the vertical plate 3, a second screw 9 is mounted in the second threaded hole in a threaded manner, a hand wheel 10 is fixedly arranged at one end of the second screw 9, a bearing 11 is fixedly arranged at one side of the vertical plate 5, an inner ring of the bearing 11 is fixedly connected with the outer sides of the second screw 9, when the hand wheel 10 is rotated, the second screw 9 can drive the bearing 11 to horizontally move, a sliding opening 6 is formed in the vertical plate 5, a supporting plate 21 is slidably mounted in the sliding opening 6, first cushions are fixedly connected to the inner walls 21 of the two vertical plates 3, and the two supporting plates 21 are fixedly connected to the outer sides of the first cushions are fixedly connected to the inner walls of the supporting plates 4.

Referring to fig. 3, two third through holes are formed in the top inner wall of the installation groove 2, the two third through holes are respectively communicated with the two sliding grooves 4, two first threaded holes are formed in the supporting plate 21, first screw rods 17 are installed in the two first threaded holes in a threaded mode, a second motor 16 is fixedly installed on the bottom inner wall of the installation groove 2, an output shaft of the second motor 16 is fixedly connected with one end of the first screw rods 17, a driving sprocket 18 and a driven sprocket 20 are fixedly installed on the two first screw rods 17 respectively, the same chain 19 is meshed on the driving sprocket 18 and the driven sprocket 20, and when the first screw rods 17 rotate, the driving sprocket 18 can drive the driven sprocket 20 to rotate through the chain 19.

Referring to fig. 4, a first motor 12 is fixedly installed at one side of the vertical plate 3, a second through hole is formed in the vertical plate 3, a second rotating shaft 13 is rotatably installed in the second through hole, one end of the second rotating shaft 13 is fixedly connected with an output shaft of the first motor 12, the turnover mechanism comprises a gear 14, the gear 14 is fixedly installed at the other end of the second rotating shaft 13, a gear ring 15 is fixedly installed at the outer side of the turnover clamping plate 8, the gear ring 15 is meshed with the gear 14, and when the second rotating shaft 13 rotates, the gear 14 can drive the gear ring 15 to rotate.

In this embodiment, when in use, the workpiece to be processed can be placed between two turnover clamping plates 8, the hand wheel 10 is rotated, the hand wheel 10 drives the second screw 9 to rotate, the second screw 9 drives the bearing 11 to horizontally move, the bearing 11 drives the vertical plate 5 to horizontally move, the vertical plate 5 drives the turnover clamping plates 8 to horizontally move, through the matched arrangement of the two turnover clamping plates 8, the two turnover clamping plates 8 can clamp and position the workpiece to be processed, meanwhile, the first motor 12 is started, the first motor 12 drives the second rotating shaft 13 to rotate, the second rotating shaft 13 drives the gear 14 to rotate, the gear 14 drives the gear ring 15 to rotate, the gear ring 15 drives the turnover clamping plates 8 to rotate, then the workpiece turnover angle can be adjusted, when the adjustment is completed, the second motor 16 is started, the second motor 16 drives the first screw 17 to rotate, the first screw 17 drives the driving sprocket 18 to rotate, the driving sprocket 18 drives the driven sprocket 20 to rotate through the chain 19, and then the two first screws 17 can drive the support plate 21 to vertically move upwards, and when the support plate 21 contacts with the workpiece, the support plate 21 can not drop when the workpiece is subjected to cutting stress, and stability of the workpiece can be effectively improved.

Example two

The difference between this embodiment and the first embodiment is that: the hand wheel 10, the second screw rod 9 and the bearing 11 are replaced by an electric push rod, the electric push rod is fixedly arranged on one side of the vertical plate 3, an output shaft of the electric push rod is fixedly connected with one side of the vertical plate 5, and when the electric push rod is started, the electric push rod can drive the vertical plate 5 to horizontally move, so that automatic clamping can be realized.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a clamping fixture for metal cutting processing that can overturn, includes base (1), its characterized in that, set up mounting groove (2) in base (1), two riser (3) of top fixed mounting of base (1) have the symmetry, top slidable mounting of base (1) has riser (5), first through-hole has all been seted up to one side of riser (5) and one side of riser (3), all rotate in two first through-holes and install first pivot (7), the equal fixedly connected with upset splint (8) of one end of two first pivots (7), be provided with tilting mechanism on upset splint (8), the equal fixedly connected with first cushion in the outside of two upset splint (8).

2. The turnover clamping tool for metal cutting machining according to claim 1, wherein a first motor (12) is fixedly installed on one side of the vertical plate (3), a second through hole is formed in the vertical plate (3), a second rotating shaft (13) is rotatably installed in the second through hole, and one end of the second rotating shaft (13) is fixedly connected with an output shaft of the first motor (12).

3. The reversible clamping tool for metal cutting machining according to claim 2, wherein the turnover mechanism comprises a gear (14), the gear (14) is fixedly arranged at the other end of the second rotating shaft (13), a gear ring (15) is fixedly arranged on the outer side of the turnover clamping plate (8), and the gear ring (15) is meshed with the gear (14).

4. The clamping tool for turnover metal cutting processing according to claim 3, wherein the vertical plate (5) is provided with a sliding port (6), the sliding port (6) is internally provided with a supporting plate (21), one side of each of the two vertical plates (3) is provided with a sliding groove (4), the outer side of the supporting plate (21) is in sliding connection with the inner walls of the two sliding grooves (4), and the top of the supporting plate (21) is fixedly connected with a second soft cushion.

5. The reversible clamping tool for metal cutting machining according to claim 4, wherein two third through holes are formed in the inner wall of the top of the mounting groove (2), the two third through holes are respectively communicated with the two sliding grooves (4), two first threaded holes are formed in the supporting plate (21), and first screws (17) are installed in the two first threaded holes in a threaded mode.

6. The turnover clamping tool for metal cutting machining of claim 5, wherein a second motor (16) is fixedly installed on the inner wall of the bottom of the installation groove (2), an output shaft of the second motor (16) is fixedly connected with one end of a first screw rod (17), a driving sprocket (18) and a driven sprocket (20) are fixedly installed on the two first screw rods (17) respectively, and the same chain (19) is meshed on the driving sprocket (18) and the driven sprocket (20).

7. The turnover clamping tool for metal cutting machining according to claim 6, wherein the vertical plate (3) is provided with a second threaded hole, a second screw rod (9) is installed in the second threaded hole in a threaded mode, a hand wheel (10) is fixedly installed at one end of the second screw rod (9), a bearing (11) is fixedly installed at one side of the vertical plate (5), and an inner ring of the bearing (11) is fixedly connected with the outer side of the second screw rod (9).