CN211804943U

CN211804943U - Clamping device with steering function for machining mechanical rotating shaft

Info

Publication number: CN211804943U
Application number: CN202020157316.2U
Authority: CN
Inventors: 倪晓伟
Original assignee: Shifang Xiangyu Aerospace Technology Co Ltd
Current assignee: Shifang Xiangyu Aerospace Technology Co Ltd
Priority date: 2020-02-10
Filing date: 2020-02-10
Publication date: 2020-10-30
Anticipated expiration: 2030-02-10

Abstract

The utility model belongs to machinery pivot processing field, especially, machinery pivot processing is with clamping device who has steering function can only carry out the centre gripping to the mechanical pivot of single size to current clamping device, and clamping device does not have steering function, the poor problem of centre gripping effect, now proposes following scheme, and it includes the base, the top fixed mounting of base has the fixing base, and the pivot has been placed at the top of fixing base, and the top of base is rotated and is installed the carousel, the fixed orifices has been seted up at the top of carousel, and the fixing base rotates and installs in the fixed orifices, two fixed slots have been seted up at the top of carousel, and equal slidable mounting has the movable plate in two fixed slots, and the equal fixed mounting in one side that two movable plates are close to each other. The utility model discloses rational in infrastructure, convenient operation, this clamping device can carry out the centre gripping to not unidimensional pivot, and clamping device has the function of turning to, adjustable centre gripping direction, and the centre gripping is effectual.

Description

Clamping device with steering function for machining mechanical rotating shaft

Technical Field

The utility model relates to a machinery pivot processing technology field especially relates to a machinery pivot processing is with clamping device who has the function that turns to.

Background

The rotating shaft is a mechanical part which supports a rotating part and rotates together with the rotating part to transfer motion, torque or bending moment, and is mainly used for the structure in the mechanical industry, the main function of the rotating shaft is to support the rotating part and transfer motion and power, the rotating shaft needs to be processed before being put on the market, and as the rotating shaft is a relatively precise mechanical part, the rotating shaft needs more processing procedures and needs to be clamped, fixed and supported during processing;

however, the existing clamping device can only clamp a mechanical rotating shaft with a single size, and the clamping device does not have a steering function and has poor clamping effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having clamping device among the prior art and can only carry out the centre gripping to the mechanical pivot of single size, and clamping device does not have the function that turns to, the poor shortcoming of centre gripping effect, and the machining of a mechanical pivot that proposes is with the clamping device who has the function that turns to.

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

a clamping device with a steering function for machining a mechanical rotating shaft comprises a base, wherein a fixed seat is fixedly arranged at the top of the base, the rotating shaft is placed at the top of the fixed seat, a rotating disc is rotatably arranged at the top of the base, a fixed hole is formed in the top of the rotating disc, the fixed seat is rotatably arranged in the fixed hole, two fixed grooves are formed in the top of the rotating disc, moving plates are slidably arranged in the two fixed grooves, clamping arms are fixedly arranged on one sides, close to each other, of the two moving plates, the two clamping arms are matched with the rotating shaft, threaded holes are formed in one sides of the two clamping arms, control grooves are formed in the inner walls of one sides of the two fixed grooves, lead screws are rotatably arranged in the two control grooves, the lead screws are rotatably arranged in the corresponding threaded holes, one ends, close to, all fixed cover is equipped with first bevel gear on two lead screws, has all seted up on the top inner wall of two control grooves and has rotated the hole, all rotates in two rotation holes and installs the dwang, and the equal fixed mounting in bottom of two dwangs has second bevel gear, second bevel gear and the meshing of the first bevel gear that corresponds, and the equal fixed mounting in top of two dwangs has the rotation seat.

Preferably, a square hole is formed in one side of the movable plate, a square rod is slidably mounted in the square hole, two ends of the square rod are welded to inner walls of two sides of the fixing groove respectively, the square rod passively slides in the square hole when the movable plate moves, and the position of the movable plate when the movable plate moves can be stabilized.

Preferably, an annular groove is formed in the inner wall of the fixing hole, a moving block is fixedly mounted on the fixing seat and is in sliding connection with the side wall of the annular groove, and when the fixing seat rotates passively in the fixing hole, the moving block slides passively in the annular groove, so that the position of the fixing seat during rotation can be stabilized.

Preferably, a pressure spring groove is formed in one side of the moving block, a clamping block is slidably mounted in the pressure spring groove, a pressure spring is welded at one end of the clamping block, one end of the pressure spring is welded on the inner wall of one side of the pressure spring groove, a plurality of clamping grooves are formed in the side wall of the annular groove, the clamping block is matched with the clamping grooves, the clamping device can only clamp a mechanical rotating shaft with a single size, the clamping device does not have a steering function, and the clamping effect is poor.

Preferably, the annular groove has been seted up at the top of base, and the bottom fixed mounting of carousel has a fixed block, the lateral wall sliding connection of fixed block and annular groove drives the fixed block and slides in the annular groove when the carousel rotates, can stabilize the position of carousel when rotating.

Compared with the prior art, the beneficial effects of the utility model reside in that:

(1) according to the scheme, the rotating shaft is placed on the fixed seat, the rotating disc is rotated, the rotating disc drives the two movable plates to rotate, the fixed seat drives the movable blocks to passively slide in the annular groove, the clamping blocks slide out of the clamping grooves under the extrusion of the inner walls of the clamping grooves, and the two movable plates drive the clamping arms to rotate to the designated positions, so that the positions of the rotating disc can be fixed;

(2) according to the scheme, the two rotating seats are rotated, the second bevel gear drives the corresponding first bevel gear to rotate, the screw rod drives the corresponding movable plate to move, the movable plate drives the corresponding clamping arms to move, and the two clamping arms clamp and fix the rotating shaft;

the utility model discloses rational in infrastructure, convenient operation, this clamping device can carry out the centre gripping to not unidimensional pivot, and clamping device has the function of turning to, adjustable centre gripping direction, and the centre gripping is effectual.

Drawings

Fig. 1 is a schematic view of a front view structure provided by the present invention;

fig. 2 is a schematic structural view of part a of the present invention;

fig. 3 is a schematic structural diagram of part B of the present invention.

In the figure: 1. a base; 2. a fixed seat; 3. a rotating shaft; 4. a turntable; 5. a fixing hole; 6. fixing grooves; 7. moving the plate; 8. a screw rod; 9. a first bevel gear; 10. a second bevel gear; 11. a rotating seat; 12. an annular groove; 13. a moving block; 14. a clamping block; 15. a pressure spring; 16. and a clamping arm.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a clamping device with steering function for machining a mechanical rotating shaft comprises a base 1, a fixed seat 2 is fixedly installed on the top of the base 1, a rotating shaft 3 is placed on the top of the fixed seat 2, a rotating disc 4 is rotatably installed on the top of the base 1, a fixed hole 5 is formed in the top of the rotating disc 4, the fixed seat 2 is rotatably installed in the fixed hole 5, two fixed grooves 6 are formed in the top of the rotating disc 4, moving plates 7 are slidably installed in the two fixed grooves 6, clamping arms 16 are fixedly installed on one sides of the two moving plates 7 close to each other, the two clamping arms 16 are matched with the rotating shaft 3, threaded holes are formed in one sides of the two clamping arms 16, control grooves are formed in the inner wall of one sides of the two fixed grooves 6, lead screws 8 are rotatably installed in the two control grooves, the lead screws 8 are rotatably installed in corresponding threaded holes, one ends of the two lead screws, all fixed cover is equipped with first bevel gear 9 on two lead screws 8, has all seted up on the top inner wall of two control grooves and has rotated the hole, all rotates in two rotation holes and installs the dwang, and the equal fixed mounting in bottom of two dwangs has second bevel gear 10, and second bevel gear 10 meshes with the first bevel gear 9 that corresponds, and the equal fixed mounting in top of two dwangs has rotation seat 11.

In this embodiment, the quad slit has been seted up to one side of movable plate 7, and slidable mounting has the quad bar in the quad slit, and the both ends of quad bar weld respectively on the both sides inner wall of fixed slot 6, and the quad bar slides passively in the quad slit when movable plate 7 removes, can stabilize the position when movable plate 7 removes.

In this embodiment, an annular groove 12 is formed in the inner wall of the fixing hole 5, a moving block 13 is fixedly mounted on the fixing base 2, the moving block 13 is slidably connected with the side wall of the annular groove 12, and when the fixing base 2 rotates passively in the fixing hole 5, the moving block 13 slides passively in the annular groove 12, so that the position of the fixing base 2 during rotation can be stabilized.

In this embodiment, the compression spring groove has been seted up to one side of movable block 13, and slidable mounting has fixture block 14 in the compression spring groove, and the one end welding of fixture block 14 has the pressure spring, and the one end welding of pressure spring has seted up a plurality of draw-in grooves on the lateral wall of ring channel 12 on the inner wall of one side of compression spring groove, fixture block 14 and draw-in groove looks adaptation, and clamping device can only carry out the centre gripping to the mechanical pivot of single size, and clamping device does not have the function of turning to, and the clamping effect.

In this embodiment, the annular groove has been seted up at base 1's top, and the bottom fixed mounting of carousel 4 has a fixed block, the lateral wall sliding connection of fixed block and annular groove drives the fixed block and slides in the annular groove when carousel 4 rotates, can stabilize the position when carousel 4 rotates.

In this embodiment, the worker checks each component and can use the component after ensuring no error, by placing the rotating shaft 3 on the fixed seat 2, rotating the rotating disk 4, the rotating disk 4 drives the two moving plates 7 to rotate, the fixed seat 2 passively rotates in the fixed hole 5, the fixed seat 2 drives the moving block 13 to passively slide in the annular groove 12, the moving block 13 drives the fixture block 14 to move, the fixture block 14 slides out of the clamping groove under the extrusion of the inner wall of the clamping groove, the fixture block 14 extrudes the pressure spring 15, the pressure spring 15 elastically deforms, after the two moving plates 7 drive the clamping arm 16 to rotate to a specified position, the fixture block 14 slides into another clamping groove due to the elastic action of the pressure spring 15, the rotated position of the rotating disk 4 can be fixed, by rotating the two rotating seats 11, the rotating seats 11 drive the corresponding second bevel gears 10 to rotate, the second bevel gears 10 drive the corresponding first bevel gears 9 to rotate, the lead screw 8 drives the movable plate 7 that corresponds and removes, and movable plate 7 drives the clamping arm 16 that corresponds and removes, and two clamping arms 16 remove to the direction that is close to each other, and two clamping arms 16 are fixed to 3 centre grippings of counter shaft, the utility model discloses rational in infrastructure, convenient operation, this clamping device can carry out the centre gripping to not unidimensional pivot 3, and clamping device has the function of turning to, adjustable centre gripping direction, and the centre gripping is effectual.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Claims

1. The clamping device with the steering function for machining the mechanical rotating shaft comprises a base (1) and is characterized in that a fixed seat (2) is fixedly installed at the top of the base (1), a rotating shaft (3) is placed at the top of the fixed seat (2), a rotary disc (4) is rotatably installed at the top of the base (1), a fixed hole (5) is formed in the top of the rotary disc (4), the fixed seat (2) is rotatably installed in the fixed hole (5), two fixed grooves (6) are formed in the top of the rotary disc (4), a movable plate (7) is slidably installed in the two fixed grooves (6), clamping arms (16) are fixedly installed on one sides, close to each other, of the two movable plates (7), the two clamping arms (16) are matched with the rotating shaft (3), threaded holes are formed in one sides of the two clamping arms (16), control grooves are formed in the inner wall of one sides of the two fixed grooves, lead screw (8) are all installed in all rotating in two control grooves, lead screw (8) are rotated and are installed in the threaded hole that corresponds, the one end that two lead screws (8) are close to each other all rotates and install on one side inner wall of two fixed slots (6) that correspond, equal fixed cover is equipped with first bevel gear (9) on two lead screws (8), the rotation hole has all been seted up on the top inner wall of two control grooves, all rotate in two rotation holes and install the dwang, the equal fixed mounting in bottom of two dwangs has second bevel gear (10), second bevel gear (10) and the meshing of first bevel gear (9) that correspond, the equal fixed mounting in top of two dwangs has rotation seat (11).

2. The clamping device with the steering function for machining the mechanical rotating shaft according to claim 1, wherein a square hole is formed in one side of the moving plate (7), a square rod is slidably mounted in the square hole, and two ends of the square rod are welded to inner walls of two sides of the fixing groove (6) respectively.

3. The clamping device with the steering function for machining the mechanical rotating shaft as claimed in claim 1, wherein an annular groove (12) is formed in the inner wall of the fixing hole (5), a moving block (13) is fixedly mounted on the fixing seat (2), and the moving block (13) is slidably connected with the side wall of the annular groove (12).

4. The clamping device with the steering function for machining the mechanical rotating shaft according to claim 3, wherein a compression spring groove is formed in one side of the moving block (13), a clamping block (14) is slidably mounted in the compression spring groove, a compression spring is welded at one end of the clamping block (14), one end of the compression spring is welded on the inner wall of one side of the compression spring groove, a plurality of clamping grooves are formed in the side wall of the annular groove (12), and the clamping block (14) is matched with the clamping grooves.

5. The clamping device with the steering function for machining the mechanical rotating shaft according to claim 1, wherein an annular groove is formed in the top of the base (1), a fixed block is fixedly mounted at the bottom of the rotating disc (4), and the fixed block is connected with the side wall of the annular groove in a sliding mode.