CN219542327U - Frock clamp is used in processing of metal ring - Google Patents

Abstract

The utility model discloses a tool clamp for machining a metal ring, which comprises a mounting plate, a metal ring body and a clamp plate, wherein the metal ring body is placed on the clamp plate, a U-shaped plate is fixedly mounted on the mounting plate, a clamping assembly for clamping the outer side wall of the metal ring body is mounted on the U-shaped plate, a mounting groove is formed in the clamp plate, and an inner clamping assembly for clamping the inner side wall of the metal ring body is mounted in the mounting groove. The clamping device is reasonable in structural design, the arc-shaped clamping arms and the annular plates are arranged, the metal annular ring can be better clamped and supported, deformation and damage of the metal annular ring are not easy to occur in the clamping process, and the driving device is simplified and convenient to operate by driving the metal annular ring through only two driving motors.

Description

Frock clamp is used in processing of metal ring

Technical Field

The utility model relates to the technical field of metal ring machining, in particular to a tool clamp for metal ring machining.

Background

The fixture is used to fix the machining object in the correct position during the machining process to accept the construction or detection. In a broad sense, any process in the process, the device for rapidly, conveniently and safely installing the workpiece can be called a fixture, and a fixture is usually required in the process of machining the metal ring.

The application number is as follows: CN202022840551.2, application name: the utility model provides a frock clamp for metal ring processing, it has solved present frock clamp to the clamping of metal ring, and positioning effect is relatively poor, and the precision is lower, influences the problem of follow-up processing effect. But in this application document, carry out the clamping to the metal ring through a plurality of interior chucks and a plurality of outer chucks, a plurality of interior chucks and outer chucks are little with metal ring area of contact, make the metal ring take place the deformation phenomenon easily, and it is for driving the subassembly to carry out the clamping to the metal ring, has set up a plurality of driving motor and a plurality of electric putter and has driven, makes the device complicacy, and the operation is inconvenient, for this we have designed a frock clamp for the metal ring processing to solve above problem.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a tool clamp for processing a metal ring, which is provided with an arc-shaped clamping arm and an annular plate, so that the metal ring can be better clamped and supported, deformation and damage of the metal ring are not easy to occur in the clamping process, and the metal ring is driven by only two driving motors, so that a driving device is simplified and is convenient to operate.

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

the utility model provides a frock clamp is used in metal ring processing, includes mounting panel, metal ring body and anchor clamps board, the metal ring body is placed on the anchor clamps board, fixed mounting has the U template on the mounting panel, install the clamping assembly that carries out the centre gripping to the metal ring body lateral wall on the U template, the mounting groove has been seted up on the anchor clamps board, install the interior clamping assembly that carries out the centre gripping to metal ring body inside wall in the mounting groove.

Preferably, the clamping assembly comprises a first driving motor arranged in the side wall of one end of the U-shaped plate, the output end of the first driving motor is fixedly connected with a double-headed screw rod which is rotationally connected with the inner side wall of the other end of the U-shaped plate, two ends of the double-headed screw rod are respectively sleeved with a fixing plate in threaded connection with the double-headed screw rod, and two clamping arms are respectively arranged on the side walls of the fixing plates, which are close to the metal ring body.

Preferably, the U-shaped plate is provided with a fixing groove on the inner side wall, and the two fixing plates extend into the fixing groove and are in sliding connection with the fixing groove.

Preferably, the inner clamping assembly comprises a second driving motor arranged at the bottom of the mounting groove, the output end of the second driving motor is fixedly connected with a first gear, the inner bottom of the mounting groove is provided with a plurality of second gears in a ring array mode, the second gears are meshed with the first gears, the upper end of the clamp plate is provided with a plurality of limiting grooves in a ring array mode, racks are slidably connected in the limiting grooves, the racks are meshed with the second gears respectively, and the upper ends of the racks are fixedly connected with annular plates propped against the inner side walls of the metal annular body.

Preferably, the clamping arms are arranged in an arc shape.

Preferably, the number of the second gears, the racks and the annular plates is three.

Preferably, the inner side wall of the clamping arm and the outer side wall of the annular plate are both provided with anti-skid rubber pads.

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

1. through setting up interior clamp assembly and clamping assembly, metal ring body inside wall is fixed and is supported by a plurality of annular plates, and metal ring body outside wall is clamped by two arc clamping arms, and annular plate and clamping arm's arc design can increase area of contact, reduces the metal ring and takes place the deformation phenomenon.

2. Through only setting up first driving motor and second driving motor, two centre gripping arms of first driving motor drive carry out the centre gripping to the lateral wall of metal ring, and a plurality of annular plates of second driving motor drive carry out the centre gripping to the inside wall of metal ring, have reduced drive arrangement's installation, make drive arrangement simplify, and the operation is more convenient.

Drawings

FIG. 1 is a schematic top sectional view of a tooling fixture for machining a metal ring;

fig. 2 is a schematic top view of an external structure of a tooling fixture for machining a metal ring according to the present utility model;

fig. 3 is a schematic diagram of connection of the first gear, the second gear and the rack.

In the figure: 1. a mounting plate; 2. a clamp plate; 3. a first driving motor; 4. a double-ended screw; 5. a fixing plate; 6. a clamping arm; 7. a U-shaped plate; 8. a metal ring body; 9. a limit groove; 10. a rack; 11. an annular plate; 12. a mounting groove; 13. a second driving motor; 14. a first gear; 15. a second gear; 16. a fixing groove.

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.

Referring to fig. 1-3, a tooling fixture for metal ring processing comprises a mounting plate 1, a metal ring body 8 and a fixture plate 2, wherein the fixture plate 2 is fixedly connected to the upper end of the mounting plate 1, the metal ring body 8 is placed on the fixture plate 2, a U-shaped plate 7 is fixedly installed on the mounting plate 1, a fixed slot 16 is formed in the inner side wall of the U-shaped plate 7, two fixed plates 5 extend into the fixed slot 16 and are in sliding connection with the fixed slot 16, the fixed slot 16 limits the fixed plates 5 which are in sliding connection with the fixed slot, so that the fixed plates 5 can only move in the extending direction of the fixed slot 16 and cannot rotate along with a double-head screw 4;

the clamping assembly for clamping the outer side wall of the metal ring body 8 is arranged on the U-shaped plate 7, the clamping assembly comprises a first driving motor 3 arranged in the side wall of one end of the U-shaped plate 7, the first driving motor 3 is a servo motor, the output end of the first driving motor 3 is fixedly connected with a double-head screw 4 rotationally connected with the inner side wall of the other end of the U-shaped plate 7, two ends of the double-head screw 4 are respectively sleeved with a fixing plate 5 in threaded connection with the double-head screw 4, the fixing plates 5 arranged at the two ends of the double-head screw 4 can be driven to be mutually close to or far away from each other when the double-head screw 4 rotates, clamping arms 6 are arranged on the side walls of the two fixing plates 5 close to the metal ring body 8, the contact area between the inner side wall of the clamping arms 6 and the outer side wall of the metal ring body 8 is increased, and the outer side wall of the metal ring body 8 can be clamped better;

the fixture plate 2 is provided with an installation groove 12, an inner clamping assembly for clamping the inner side wall of the metal ring body 8 is installed in the installation groove 12, the inner clamping assembly comprises a second driving motor 13 installed at the bottom of the installation groove 12, the second driving motor 13 is a servo motor, the output end of the second driving motor 13 is fixedly connected with a first gear 14, the inner bottom of the installation groove 12 is in annular array rotation and is connected with a plurality of second gears 15, the plurality of second gears 15 are in rotation connection with the bottom of the installation groove 12 through bearings, the plurality of second gears 15 are meshed with the first gear 14, and when the second driving motor 13 drives the first gear 14 to rotate, the plurality of second gears 15 meshed with the first gear 14 also rotate together;

the upper end of the clamp plate 2 is provided with a plurality of limit grooves 9 in an annular array, racks 10 are slidably connected in the plurality of limit grooves 9, one end of each rack 10 extends out of the mounting groove 12 through the limit groove 9, the plurality of racks 10 are respectively meshed with a plurality of second gears 15, the limit grooves 9 limit the movement of the racks 10, so that the racks 10 can only slide in the limit grooves 9, the racks 10 can be always meshed with the second gears 15, the upper ends of the plurality of racks 10 are fixedly connected with annular plates 11 propped against the inner side walls of the metal annular body 8, and the plurality of second gears 15 simultaneously drive the racks 10 to move when rotating so as to drive the annular plates 11 fixedly connected with one ends of the racks 10 to move, so that the clamping of the inner side walls of the metal annular body 8 is completed;

the annular plate 11 is the arc design and can increase the area of contact to metal ring body 8 inside wall, and the quantity of second gear 15, rack 10, annular plate 11 is three, and three second gear 15, rack 10, annular plate 11 are arranged with the matrix position of every two 120 degrees, and the inside wall of centre gripping arm 6 and the lateral wall of annular plate 11 all are equipped with anti-skidding rubber pad, set up anti-skidding rubber pad can reduce and take place to warp and damage with the contact surface of metal ring body 8, and can increase friction and stabilize fixedly to metal ring body 8.

The utility model can explain its functional principle by the following modes of operation:

in the utility model, when the metal ring body 8 is required to be clamped, the metal ring body 8 is placed at a designated position of the clamp plate 2, then the second driving motor 13 is started, the second driving motor 13 drives the first gear 14 fixedly connected with the output end of the second driving motor to rotate, the first gear 14 drives the plurality of second gears 15 which are meshed with the first gear to rotate, and the plurality of second gears 15 respectively drive racks 10 meshed with the second gears to move, so that the plurality of annular plates 11 move to fixedly support the inner side wall of the metal ring body 8;

after the inner side wall of the metal ring body 8 is fixed, the first driving motor 3 is started, the double-headed screw 4 fixedly connected with the output end of the first driving motor is enabled to rotate, and the double-headed screw 4 can drive the two fixing plates 5 in threaded connection with the two ends of the double-headed screw to move when rotating, so that the two clamping arms 6 fixedly installed at the top ends of the two fixing plates 5 are driven, the two clamping arms 6 clamp and fix the outer side wall of the metal ring body 8, the clamping of the metal ring body 8 is completed, only the two driving motors are arranged, the driving device is simplified, the operation is more convenient, the contact area between the annular plate 11 and the clamping arms 6 is increased, and the clamping deformation phenomenon of the metal ring body 8 is reduced.

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 (7)

1. The utility model provides a frock clamp for metal ring processing, includes mounting panel (1), metal ring body (8) and anchor clamps board (2), its characterized in that, metal ring body (8) are placed on anchor clamps board (2), fixed mounting has U template (7) on mounting panel (1), install the clamping assembly who carries out the centre gripping to metal ring body (8) lateral wall on U template (7), mounting groove (12) have been seted up on anchor clamps board (2), install the interior clamp assembly who carries out the centre gripping to metal ring body (8) inside wall in mounting groove (12).

2. The tooling fixture for machining the metal ring according to claim 1, wherein the clamping assembly comprises a first driving motor (3) arranged in the side wall of one end of the U-shaped plate (7), the output end of the first driving motor (3) is fixedly connected with a double-headed screw (4) rotationally connected with the inner side wall of the other end of the U-shaped plate (7), two ends of the double-headed screw (4) are respectively sleeved with a fixing plate (5) in threaded connection with the double-headed screw, and two clamping arms (6) are respectively arranged on the side walls, close to the metal ring body (8), of the fixing plates (5).

3. The tooling fixture for machining the metal ring according to claim 2, wherein the inner side wall of the U-shaped plate (7) is provided with a fixing groove (16), and the two fixing plates (5) extend into the fixing groove (16) and are in sliding connection with the fixing groove (16).

4. The tool clamp for machining the metal ring according to claim 2, wherein the inner clamp assembly comprises a second driving motor (13) arranged at the bottom of the mounting groove (12), the output end of the second driving motor (13) is fixedly connected with a first gear (14), the inner bottom of the mounting groove (12) is in annular array rotation and is connected with a plurality of second gears (15), the second gears (15) are meshed with the first gears (14), the upper end of the clamp plate (2) is provided with a plurality of limiting grooves (9) in annular array, racks (10) are slidably connected in the limiting grooves (9), the racks (10) are meshed with the second gears (15) respectively, and the upper ends of the racks (10) are fixedly connected with annular plates (11) propped against the inner side walls of the metal ring body (8).

5. Tool clamp for machining metal rings according to claim 2, characterized in that the clamping arms (6) are arranged in an arc shape.

6. The tooling fixture for machining the metal ring according to claim 4, wherein the number of the second gears (15), the racks (10) and the annular plates (11) is three.

7. The tooling fixture for machining the metal ring according to claim 4, wherein anti-slip rubber pads are arranged on the inner side wall of the clamping arm (6) and the outer side wall of the annular plate (11).