CN215033241U

CN215033241U - Deviation prevention mechanism for machining bridge support bolt

Info

Publication number: CN215033241U
Application number: CN202121229781.3U
Authority: CN
Inventors: 史盼娣; 王晓华
Original assignee: Luoyang Manzhen Mechanical Equipment Co ltd
Current assignee: Luoyang Manzhen Mechanical Equipment Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-12-07
Anticipated expiration: 2031-06-03

Abstract

The utility model relates to a bolt processing field specifically discloses a prevent inclined to one side mechanism for processing bridge beam supports bolt, including the roll tooth base, the upper surface of roll tooth base is provided with rotates the base, the inside of rotating the base is provided with the pay-off carousel, the surface mounting of pay-off carousel has the screw rod cutting ferrule, the screw rod cutting ferrule with install rolling bearing between the pay-off carousel, one side of rotating the base is located the last surface mounting of roll tooth base has sliding base, the runner mount pad is installed to sliding base's top, the runner mount pad with be provided with the removal spout between the sliding base. The screw clamping sleeves are arranged on the feeding turntable in a plane, and the circle centers of the screw clamping sleeves always correspond to the central line positions of the two rotating wheel mounting seats, so that the circle centers can be kept unchanged during each thread rolling operation when the rotating wheel mounting seats are controlled to move simultaneously.

Description

Deviation prevention mechanism for machining bridge support bolt

Technical Field

The utility model relates to a bolt machining field specifically is a prevent inclined to one side mechanism for processing bridge beam supports bolt.

Background

The bridge support is an important structural component for connecting an upper structure and a lower structure of a bridge, is positioned between the bridge and a pad stone, can reliably transfer load and deformation (displacement and corner) borne by the upper structure of the bridge to the lower structure of the bridge, is an important force transfer device of the bridge, and comprises a fixed support and a movable support, so that special support bolts are required to be adapted for connection during installation and connection of the bridge support, and the installation precision of the support is ensured.

However, most of the thread rolling operations for support bolts on the market currently involve placing a bar stock directly between two thread rolling wheels, and the center of the bar stock is not well determined at each operation, which easily causes dimensional deviation.

Disclosure of Invention

To current problem, the utility model provides a prevent inclined to one side mechanism for processing bridge beam supports bolt, the device subassembly uses the problem that can put forward in the effectual solution background art including the cooperation.

In order to solve the above problems, the utility model adopts the following technical scheme

The utility model provides a prevent inclined to one side mechanism for processing bridge beam supports bolt, includes the roll tooth base, the upper surface of roll tooth base is provided with rotates the base, the inside of rotating the base is provided with the pay-off carousel, the surface mounting of pay-off carousel has the screw rod cutting ferrule, the screw rod cutting ferrule with install rolling bearing between the pay-off carousel, the internally mounted of screw rod cutting ferrule has the three-jaw chuck, the pay-off carousel with install the pay-off pivot between the rotation base, one side of rotating the base is located the upper surface mounting of roll tooth base has sliding base, the runner mount pad is installed to sliding base's top, the runner mount pad with be provided with the removal spout between the sliding base.

As a further aspect of the present invention: one side of runner mount pad is provided with first tooth runner, and the runner mount pad with the relative side surface mounting of first tooth runner has second tooth runner, second tooth runner with the tip of first tooth runner all is connected with the rotation motor, the last surface mounting of runner mount pad has the slip lantern ring, the internally mounted of slip lantern ring has spacing slide bar.

As a further aspect of the present invention: the three-jaw chuck is located and is close to one side of the free end of screw rod cutting ferrule is provided with joint claw spout, the internally mounted of joint claw spout has the joint claw, one side of three-jaw chuck is located the spanner is installed in the outside of screw rod cutting ferrule.

As a further aspect of the present invention: the feeding turntable is connected with the rotating base in a rotating mode through the feeding rotating shaft, and the rotating wheel mounting seat is connected with the moving sliding groove in a sliding mode.

As a further aspect of the present invention: the rotating motor is rotatably connected with the first rolling tooth rotating wheel and the second rolling tooth rotating wheel, and the sliding sleeve ring is slidably connected with the limiting sliding rod.

As a further aspect of the present invention: the clamping jaw is connected with the clamping jaw sliding groove in a sliding mode, and the middle of the three-jaw chuck is located in the screw clamping sleeve and is provided with a through hole.

As a further aspect of the present invention: the screw clamping sleeve is rotationally connected with the feeding turntable through the rotating bearing.

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

1. the plurality of bars can be well installed by installing the plurality of screw clamping sleeves on the outer surface of the feeding turntable, and the plurality of screw clamping sleeves are positioned on a plane on the feeding turntable, so that the bars can not deviate in the process of rotating the feeding turntable, the circle center positions of the screw clamping sleeves always correspond to the central line positions of the two rotating wheel mounting seats, and therefore, the circle center positions are unchanged during the process of simultaneously controlling the moving process of the rotating wheel mounting seats, and the machining accuracy of bolts is ensured.

2. The movable sliding groove is formed between the sliding base and the rotating wheel mounting seat, the rolling tooth rotating wheel and the second rolling tooth rotating wheel on the rotating wheel mounting seat can be driven to move oppositely or in opposite directions, the connection middle point between the rolling tooth rotating wheel and the second rolling tooth rotating wheel can be guaranteed, and the connection middle point is guaranteed to be corresponding to the central position of the screw clamping sleeve on the feeding rotating disc, so that the first rolling tooth rotating wheel and the second rolling tooth rotating wheel can be well guaranteed to perform grinding operation on the bar all the time.

Drawings

FIG. 1 is a schematic structural view of an anti-deviation mechanism for machining a bridge support bolt;

FIG. 2 is a schematic structural diagram of a feeding turntable in an anti-deviation mechanism for processing bridge support bolts;

FIG. 3 is a schematic view of a three-jaw chuck in an anti-deviation mechanism for machining a bridge support bolt;

fig. 4 is a schematic back view of a three-jaw chuck in an anti-deviation mechanism for machining a bridge support bolt.

In the figure: 1. a rolling tooth base; 2. a runner mounting seat; 3. a slip collar; 4. a first rolling tooth wheel; 5. a second rolling tooth wheel; 6. a sliding base; 7. a moving chute; 8. rotating the motor; 9. a limiting slide bar; 10. a feeding turntable; 11. rotating the base; 12. a screw clamping sleeve; 13. a feeding rotating shaft; 14. a rotating bearing; 15. a wrench; 16. a three-jaw chuck; 17. a clamping claw; 18. a clamping claw chute; 19. and (6) coiling the filaments.

Detailed Description

The invention will be further described below in connection with specific embodiments.

As shown in fig. 2-4, in the present embodiment, the present embodiment is described with reference to fig. 2 to 4, and provides an anti-deviation mechanism for processing a bridge support bolt, which includes a feeding mechanism, the feeding mechanism is composed of a feeding turntable 10 and a rotating base 11, the rotating base 11 and the feeding turntable 10 are rotatably connected through a feeding rotating shaft 13, a screw cutting ferrule 12 is installed on the outer side of the feeding turntable 10, a three-jaw chuck 16 is installed inside the screw cutting ferrule 12, when a rod needs to be processed, the rod is clamped by the three-jaw chuck 16, a clamping jaw sliding chute 18 is provided on one side of the three-jaw chuck 16, which is located near the free end of the screw cutting ferrule 12, a clamping jaw 17 is installed inside the clamping jaw sliding chute 18, a wrench 15 is installed on one side of the three-jaw chuck 16, which is located outside the screw cutting ferrule 12, and three-jaw self-centering chucks utilize three screws, the chuck is fastened on a flange of a machine tool through a screw hole on the spigot end face of a disc body, a wrench 15 is inserted into a gear square hole on any side, when the wrench 15 is rotated, a small gear in a three-jaw chuck 16 drives a wire coil 19 to rotate, three clamping jaws 17 are driven to simultaneously advance or disperse through the rotation of threads on the end face of the wire coil 19, the clamping principle of the three-jaw chuck 16 is the prior known technology after the clamping is finished, too much description is not needed, a sliding base 6 is arranged on the upper surface of a thread rolling base 1 on one side of a rotating base 11, a rotating wheel mounting base 2 is arranged above the sliding base 6, a moving chute 7 is arranged between the rotating wheel mounting base 2 and the sliding base 6, the rotating wheel mounting base 2 is controlled to simultaneously move on the sliding base 6 in opposite directions or opposite directions, the center position of a screw clamping sleeve 12 always corresponds to the central line position of the two rotating wheel mounting bases 2, therefore, in the process of controlling the movement of the rotating wheel mounting seat 2, the position of the circle center can be ensured to be unchanged during each thread rolling operation, and the machining accuracy of the bolt is ensured.

In fig. 1: a first thread rolling wheel 4 is arranged on one side of the wheel mounting seat 2, a second thread rolling wheel 5 is arranged on the surface of the wheel mounting seat 2 opposite to the first thread rolling wheel 4, the end parts of the second thread rolling wheel 5 and the first thread rolling wheel 4 are both connected with a rotating motor 8, the rotating motor 8 is rotatably connected with the first thread rolling wheel 4 and the second thread rolling wheel 5, a bar is arranged on a feeding turntable 10 and then rotates to be positioned between the first thread rolling wheel 4 and the second thread rolling wheel 5 in use, the first thread rolling wheel 4 and the second thread rolling wheel 5 are driven to rotate through the rotating motor 8, so that the thread grinding operation is carried out on the bar, a sliding sleeve ring 3 is arranged on the upper surface of the wheel mounting seat 2, a limiting slide rod 9 is arranged inside the sliding sleeve 3, the sliding sleeve 3 is slidably connected with the limiting slide rod 9, when the wheel mounting seat 2 is controlled to slide on a sliding base 6, the surface wheel mounting base 2 can be subjected to displacement position deviation through the limiting action of the sliding sleeve ring 3 and the limiting slide rod 9.

The utility model discloses a theory of operation is: when the device is used, the distance between the first rolling tooth rotating wheel 4 and the second rolling tooth rotating wheel 5 is controlled according to the diameter of a bar, the rotating wheel mounting seat 2 is simultaneously controlled to move in the moving chute 7 on the sliding base 6, after the positions of the first rolling tooth rotating wheel 4 and the second rolling tooth rotating wheel 5 are controlled, the bar to be ground is placed in the screw clamping sleeve 12, the wrench 15 penetrates through a through hole in the screw clamping sleeve 12, the wrench 15 is inserted into a gear square hole on any side of the three-jaw chuck 16, when the wrench 15 is rotated, a pinion in the three-jaw chuck 16 drives the wire coil 19 to rotate, the three clamping jaws 17 are driven to advance or disperse simultaneously through the rotation of the end face threads of the wire coil 19, the bar is clamped after the bar is clamped, and then the feeding rotating disc 10 is controlled to rotate through the feeding rotating shaft 13 and the rotating base 11, after the bar on the screw clamping sleeve 12 is controlled to move between the first rolling tooth rotating wheel 4 and the second rolling tooth rotating wheel 5, the control rotating motor 8 is utilized to drive the first rolling tooth rotating wheel 4 and the second rolling tooth rotating wheel 5 to rotate, and then the grinding operation on the bar is finished.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a prevent inclined to one side mechanism for processing bridge beam supports bolt, includes hobbing base (1), its characterized in that, the upper surface of hobbing base (1) is provided with rotates base (11), the inside of rotating base (11) is provided with pay-off carousel (10), the surface mounting of pay-off carousel (10) has screw rod cutting ferrule (12), screw rod cutting ferrule (12) with install rolling bearing (14) between pay-off carousel (10), the internally mounted of screw rod cutting ferrule (12) has three-jaw chuck (16), pay-off carousel (10) with install pay-off pivot (13) between rotation base (11), one side of rotating base (11) is located the upper surface mounting of hobbing base (1) has sliding bottom (6), runner mount pad (2) is installed to the top of sliding bottom (6), runner mount pad (2) with be provided with between sliding bottom (6) and remove spout (7).

2. The deviation prevention mechanism for processing the bridge support bolt according to claim 1, wherein a first hobbing roller (4) is arranged on one side of the roller mounting seat (2), a second hobbing roller (5) is arranged on the surface of the roller mounting seat (2) opposite to the first hobbing roller (4), rotating motors (8) are connected to the end portions of the second hobbing roller (5) and the first hobbing roller (4), a sliding sleeve ring (3) is arranged on the upper surface of the roller mounting seat (2), and a limiting sliding rod (9) is arranged inside the sliding sleeve ring (3).

3. The deviation preventing mechanism for machining a bridge support bolt according to claim 1, wherein a clamping jaw sliding groove (18) is formed in one side, close to the free end of the screw clamping sleeve (12), of the three-jaw chuck (16), a clamping jaw (17) is installed inside the clamping jaw sliding groove (18), and a wrench (15) is installed on one side, close to the outer side of the screw clamping sleeve (12), of the three-jaw chuck (16).

4. The deviation preventing mechanism for processing the bridge support bolt according to claim 1, wherein the feeding rotary table (10) is rotatably connected with the rotating base (11) through the feeding rotating shaft (13), and the rotating wheel mounting seat (2) is slidably connected with the moving chute (7).

5. The deviation preventing mechanism for processing a bridge support bolt according to claim 2, wherein the rotating motor (8) is rotatably connected with the first rolling tooth rotating wheel (4) and the second rolling tooth rotating wheel (5), and the sliding sleeve ring (3) is slidably connected with the limiting slide rod (9).

6. The deviation preventing mechanism for machining a bridge support bolt according to claim 3 is characterized in that the clamping jaw (17) is in sliding connection with the clamping jaw sliding groove (18), and a through hole is formed in the middle of the three-jaw chuck (16) and located inside the screw clamping sleeve (12).

7. The deviation preventing mechanism for processing a bridge support bolt according to claim 1, wherein the screw clamping sleeve (12) is rotatably connected with the feeding turntable (10) through the rotary bearing (14).