CN214977840U

CN214977840U - Belt pulley cable-stayed chuck external support positioning and clamping device

Info

Publication number: CN214977840U
Application number: CN202121513301.6U
Authority: CN
Inventors: 薛庆坤
Original assignee: Dalian Yingxin Mechanical And Electrical Co ltd
Current assignee: Dalian Yingxin Mechanical And Electrical Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-12-03
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a belt pulley draws formula chuck to one side and props location clamping device outward, the power distribution box comprises a box body, the inner wall of box is equipped with fixture, and is a plurality of the equal rigid coupling of outer wall one end of slide bar has the clamping jaw, and is a plurality of the equal rigid coupling of the outer wall other end of slide bar has the first body of rod, and is a plurality of the equal clearance fit of inner wall of the first body of rod has the second body of rod, and is a plurality of the outer wall one end of the second body of rod all welds in the inner wall of box. This belt pulley draws formula chuck outer support location clamping device to one side, make the twist grip, make the handle can drive the gear and rotate, it is continuous through the meshing of gear and ring gear, and then drive the disc and rotate at the inner wall of box, when the disc rotates, when making the disc drive four clamping jaws fold or spread, the joint of a plurality of fixture blocks of accessible and a plurality of draw-in grooves, make the disc rotate and stop the back, can carry out stable spacing, improve the clamping stability of four clamping jaws to the belt pulley.

Description

Belt pulley cable-stayed chuck external support positioning and clamping device

Technical Field

The utility model relates to a clamping technical field specifically is a belt pulley draws formula chuck outer stay location clamping device to one side.

Background

The belt pulley belongs to a hub part, generally has a relatively large size, and is mainly cast and forged in the manufacturing process. The design with larger size is designed to be a casting method, the material is generally cast iron (with better casting performance), and the cast steel is rarely used (with poor casting performance); generally, the steel is small in size and can be designed to be forged, and the material is steel.

When carrying out belt pulley processing, need use the chuck to carry out the clamping location, though current chuck can carry out the centre gripping to the belt pulley, when nevertheless having current chuck drive clamping jaw and remove, usually through bolted connection drive, when driving, the location skew can appear, influences the problem of belt pulley processing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a belt pulley draws formula chuck to one side and props location clamping device outward to when the chuck that exists that proposes in the solution above-mentioned background art drives the clamping jaw and removes, usually through the bolted connection drive, when driving, the location skew can appear, influences the problem of belt pulley processing.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a belt pulley cable-stayed chuck outer support location clamping device, comprises a box body, the inner wall of box is equipped with fixture, fixture includes the disc, the disc passes through the inner wall rotation of bearing and box and links to each other, the outer wall one end processing of disc has a plurality of arc spouts, and is a plurality of the inner wall slip of arc spout links to each other has the slide bar, and is a plurality of the equal rigid coupling of outer wall one end of slide bar has the clamping jaw, and is a plurality of the equal rigid coupling of the outer wall other end of slide bar has the first body of rod, and is a plurality of the equal clearance fit of inner wall of the first body of rod has the second body of rod, and is a plurality of the outer wall one end of the second body of rod all welds in the inner wall of box.

Preferably, a plurality of rubber pads are attached to one ends of the outer walls of the clamping jaws and are connected with the outer walls of the clamping jaws through bolts in a threaded mode.

Preferably, the inner wall bearing of the box body is rotatably connected with a cylinder body, and the cylinder body is rotatably connected with the disc through the bearing.

Preferably, the outer wall one end of disc is equipped with actuating mechanism, actuating mechanism includes the ring gear, the ring gear welds in the outer wall one end of disc, the outer wall one end meshing of ring gear links to each other there is the gear, the inner wall riveting of gear has the round bar, the round bar passes through the bearing and rotates with the box and link to each other, the top rigid coupling of round bar has the handle.

Preferably, the outer wall of disc is equipped with complementary unit, complementary unit includes the draw-in groove, and is a plurality of the draw-in groove is all processed in the outer wall of disc, and is a plurality of the equal joint of inner wall of draw-in groove has the fixture block, and is a plurality of the outer wall of fixture block is equipped with the ring body, a plurality of inner walls of ring body respectively with the outer wall clearance fit of a plurality of fixture blocks, the equal clearance fit of a plurality of inner walls of ring body is in the spring, the one end rigid coupling of spring in the inner wall of ring body, the other end rigid coupling of spring in the outer wall of fixture block.

Compared with the prior art, the beneficial effects of the utility model are that: this belt pulley draws formula chuck outrigger location clamping device to one side, through the first body of rod, the second body of rod, cooperation between arc spout and the slide bar etc, make the twist grip, the handle can drive the gear and rotate, meshing through gear and ring gear links to each other, and then drive the disc and rotate at the inner wall of box, when the disc rotates, can drive four arc spouts and carry out synchronous rotation, and then slide through arc spout and slide bar links to each other, make the clearance fit of the first body of rod of slide bar accessible and the second body of rod, and then stable clamping jaw that drives and correspond, carry out stable synchronous foling or diffusion, improve the removal synchronism of four clamping jaws, be convenient for carry out the clamping location to the belt pulley.

Through the cooperation between ring body, fixture block, draw-in groove and the spring etc for when the disc drives four clamping jaws and folds or spread, the joint of a plurality of fixture blocks of accessible and a plurality of draw-in grooves makes the disc rotate and stops the back, can carry out stable spacing, improves the clamping stability of four clamping jaws to the belt pulley.

Drawings

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

FIG. 2 is a schematic structural view of the disk and the arc chute of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the case and ring of FIG. 1;

fig. 4 is a schematic structural view of the disc, the arc-shaped chute, the first rod body and the like in fig. 2.

In the figure: 1. the device comprises a box body, 2, a barrel body, 3, a rubber pad, 4, a bolt, 5, a clamping mechanism, 501, a disc, 502, an arc-shaped sliding groove, 503, a sliding rod, 504, a clamping jaw, 505, a first rod body, 506, a second rod body, 6, a driving mechanism, 601, a gear ring, 602, a gear, 603, a round rod, 604, a handle, 7, an auxiliary mechanism, 701, a clamping groove, 702, a clamping block, 703, a ring body, 704 and a spring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a pulley cable-stayed chuck external-support positioning and clamping device comprises a box body 1, wherein a clamping mechanism 5 is arranged on the inner wall of the box body 1, the clamping mechanism 5 comprises a disc 501, the disc 501 is rotatably connected with the inner wall of the box body 1 through a bearing, so that the disc 501 can rotate on the inner wall of the box body 1, one end of the outer wall of the disc 501 is provided with a plurality of arc-shaped chutes 502, so that the disc 501 can drive the arc-shaped chutes 502 to synchronously rotate, the inner walls of the arc-shaped chutes 502 are slidably connected with a sliding rod 503, one end of the outer wall of the sliding rod 503 is fixedly connected with a clamping jaw 504, so that the sliding rod 503 can drive the clamping jaw 504 to move up and down or back and forth, the other end of the outer wall of the sliding rod 503 is fixedly connected with a first rod body 505, the inner walls of the first rod bodies 505 are in clearance fit with a second rod body 506, so that the first rod body 505 can move up and down or back and forth on the outer wall of the second rod body 506, the outer wall one end of a plurality of second body of rod 506 all welds in the inner wall of box 1, and the outer wall one end of a plurality of clamping jaws 504 has all laminated rubber pad 3, and rubber pad 3 links to each other through the outer wall screw thread of bolt 4 with clamping jaw 504, and rubber pad 3 is used for increasing the contact friction between clamping jaw 504 and the belt pulley, and the inner wall bearing of box 1 rotates and links to each other has barrel 2, and barrel 2 rotates through bearing and disc 501 and links to each other.

Disc 501's outer wall one end is equipped with actuating mechanism 6, actuating mechanism 6 includes ring gear 601, ring gear 601 welds in disc 501's outer wall one end, the meshing of ring gear 601's outer wall one end links up there is gear 602, when making gear 602 rotate, can drive ring gear 601 and disc 501 and rotate, gear 602's inner wall riveting has round bar 603, round bar 603 is used for driving gear 602 and rotates, round bar 603 rotates with box 1 through the bearing and links to each other, the top rigid coupling of round bar 603 has handle 604, handle 604 is used for driving round bar 603 and rotates.

Disc 501's outer wall is equipped with complementary unit 7, complementary unit 7 includes draw-in groove 701, a plurality of draw-in grooves 701 are all processed in disc 501's outer wall, the equal joint of a plurality of draw-in grooves 701's inner wall has fixture block 702, fixture block 702 and draw-in groove 701's joint, can be spacing to disc 501, a plurality of fixture block 702's outer wall is equipped with ring body 703, a plurality of inner walls of ring body 703 respectively with the outer wall clearance fit of a plurality of fixture blocks 702, the equal clearance fit of a plurality of inner walls of ring body 703 is in spring 704, spring 704 gives the power of fixture block 702 and draw-in groove 701 joint, the one end rigid coupling of spring 704 in the inner wall of ring body 703, the other end rigid coupling of spring 704 in the outer wall of fixture block 702.

When the belt pulley inclined-pulling type chuck external-support positioning and clamping device is used, the handle 604 is rotated, the handle 604 can drive the gear 602 to rotate, the gear 602 is connected with the gear ring 601 in a meshed manner, the disc 501 is driven to rotate on the inner wall of the box body 1, when the disc 501 rotates, the four arc-shaped sliding grooves 502 can be driven to synchronously rotate, and further the sliding connection between the sliding grooves 502 and the sliding rod 503 is realized, so that the sliding rod 503 can stably drive the corresponding clamping jaws 504 to stably and synchronously fold or spread through the clearance fit between the first rod body 505 and the second rod body 506, the movement synchronism of the four clamping jaws 504 is improved, the belt pulley can be clamped and positioned conveniently, when the disc 501 drives the four clamping jaws 504 to fold or spread, the clamping jaws can be clamped with the clamping grooves 701 through the clamping blocks 702, and the stable limiting can be realized after the rotation of the disc 501 stops, the clamping stability of the four clamping jaws 504 on the belt pulley is improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a belt pulley draws formula chuck outer stay location clamping device to one side, includes box (1), its characterized in that: the inner wall of box (1) is equipped with fixture (5), fixture (5) include disc (501), disc (501) rotate with the inner wall of box (1) through the bearing and link to each other, the outer wall one end processing of disc (501) has a plurality of arc spout (502), and is a plurality of slide bar (503) have been linked to each other in the inner wall slip of arc spout (502), and is a plurality of the equal rigid coupling of outer wall one end of slide bar (503) has clamping jaw (504), and is a plurality of the equal rigid coupling of the outer wall other end of slide bar (503) has first body of rod (505), and is a plurality of the equal clearance fit of inner wall of first body of rod (505) has the second body of rod (506), and is a plurality of the outer wall one end of the second body of rod (506) all welds in the inner wall of box (1).

2. The pulley cable-stayed chuck outer support positioning and clamping device according to claim 1, characterized in that: a plurality of rubber pads (3) are attached to one ends of the outer walls of the clamping jaws (504), and the rubber pads (3) are connected with the outer walls of the clamping jaws (504) through bolts (4) in a threaded mode.

3. The pulley cable-stayed chuck outer support positioning and clamping device according to claim 1, characterized in that: the inner wall bearing of the box body (1) is rotatably connected with the cylinder body (2), and the cylinder body (2) is rotatably connected with the disc (501) through the bearing.

4. The pulley cable-stayed chuck outer support positioning and clamping device according to claim 1, characterized in that: the outer wall one end of disc (501) is equipped with actuating mechanism (6), actuating mechanism (6) include ring gear (601), ring gear (601) weld in the outer wall one end of disc (501), the outer wall one end meshing of ring gear (601) has linked to each other gear (602), the inner wall riveting of gear (602) has pole (603), pole (603) rotate with box (1) through the bearing and link to each other, the top rigid coupling of pole (603) has handle (604).

5. The pulley cable-stayed chuck outer support positioning and clamping device according to claim 1, characterized in that: the outer wall of disc (501) is equipped with complementary unit (7), complementary unit (7) are including draw-in groove (701), and are a plurality of draw-in groove (701) all process in the outer wall of disc (501), and are a plurality of the equal joint of inner wall of draw-in groove (701) has fixture block (702), and is a plurality of the outer wall of fixture block (702) is equipped with ring body (703), a plurality of inner walls of ring body (703) respectively with the outer wall clearance fit of a plurality of fixture blocks (702), the equal clearance fit of a plurality of inner walls of ring body (703) spring (704), the one end rigid coupling of spring (704) in the inner wall of ring body (703), the other end rigid coupling of spring (704) in the outer wall of fixture block (702).