CN217096664U

CN217096664U - Positioning and clamping device for machining

Info

Publication number: CN217096664U
Application number: CN202121854359.7U
Authority: CN
Inventors: 陈雪梅
Original assignee: Individual
Current assignee: Jiang Lijiang
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-08-02
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a location clamping device for machining, include the base, set up cavity in the base and set up the carousel on the base, the cavity internal rotation is connected with the pivot, and the top of pivot is connected with the lower fixed surface of carousel, fixed cover is equipped with the gear in the pivot, be equipped with drive gear pivoted actuating mechanism in the cavity, two cylinders of fixedly connected with on the carousel, the tip fixedly connected with movable plate of cylinder, the bottom fixedly connected with slider of movable plate, set up on the carousel and supply the gliding spout of slider, movable plate detachable connections has fixture. The utility model discloses an above-mentioned isotructure's cooperation has realized the work piece after can the horizontal rotation centre gripping, is convenient for carry out comprehensive processing to the work piece, and the splint of different shapes are pressed from both sides in the change that simultaneously can also be simple quick, are convenient for carry out the centre gripping to the work piece of different shapes fixedly, have improved this clamping device's adaptability.

Description

Positioning and clamping device for machining

Technical Field

The utility model relates to a machining technical field specifically is a location clamping device for machining.

Background

The machining process is a process of changing the overall dimension or performance of a workpiece through a mechanical device, and can be divided into cutting and pressure machining according to the difference of machining modes, and a clamp is used for fixing a machined object to enable the machined object to occupy a correct position in the machining process, so that an operator can conveniently perform corresponding machining operation on the workpiece.

Because the workpiece after being clamped and fixed is not easy to horizontally rotate by the conventional clamping device, an operator is required to continuously change the position of the workpiece in the processing process, the workpiece is processed, the processing efficiency is reduced, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positioning and clamping device for machining possesses the work piece that can the level rotate after the centre gripping, is convenient for carry out comprehensive processing to the work piece, and the splint of different shapes are pressed from both sides in the change that simultaneously can also be simple quick, are convenient for carry out the centre gripping to the work piece of different shapes fixedly, have improved this clamping device's adaptability, have solved the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a location clamping device for machining, includes the base, sets up cavity in the base and sets up the carousel on the base, the cavity internal rotation is connected with the pivot, and the top of pivot and the lower fixed surface of carousel are connected, fixed cover is equipped with the gear in the pivot, be equipped with drive gear pivoted actuating mechanism in the cavity.

The movable clamping device is characterized in that the turntable is fixedly connected with two cylinders, the end parts of the cylinders are fixedly connected with a movable plate, the bottom of the movable plate is fixedly connected with a sliding block, a sliding groove for the sliding block to slide is formed in the turntable, and the movable plate is detachably connected with a clamping mechanism.

Preferably, actuating mechanism includes the mobile tooth plate with gear engagement, the last swivelling joint of base has the lead screw, threaded connection has a screw thread section of thick bamboo on the lead screw, a screw thread section of thick bamboo and mobile tooth plate fixed connection, fixedly connected with is used for driving lead screw pivoted driving machine on the base.

Preferably, the driving machine is an integrated structure formed by installing a forward and reverse rotating motor and a speed reducer.

Preferably, the bottom of the movable toothed plate is fixedly connected with a limiting block, and a limiting groove for the limiting block to slide is formed in the inner wall of the cavity.

Preferably, the clamping mechanism comprises a through hole formed in the moving plate, a bolt is inserted in the through hole, a clamping plate is fixedly connected to the end of the bolt, and two locking nuts are connected to the bolt in a threaded mode.

Preferably, the turntable is fixedly connected with two guide wheels, and the base is provided with a guide groove for the guide wheels to slide.

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

one, through pivot, gear and actuating mechanism's setting for start the driving machine and can drive the lead screw and rotate, under the effect of screw section of thick bamboo, thereby can promote the pinion rack and remove, and then drive gear and pivot and rotate, can carry out the level promptly and rotate the work piece, be convenient for carry out comprehensive processing to the work piece.

The clamping plates with different shapes can be simply and quickly replaced by the clamping plates, and convenience is provided for clamping workpieces with different shapes.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front cross-sectional view of the present invention;

fig. 3 is a partial sectional view of the driving mechanism of the present invention.

In the figure: 1. a base; 2. a turntable; 3. a rotating shaft; 4. a gear; 5. a cylinder; 6. moving the plate; 7. a chute; 8. a movable toothed plate; 9. a lead screw; 10. a threaded barrel; 11. a driver; 12. a limiting block; 13. a bolt; 14. a splint; 15. a lock nut; 16. a guide wheel.

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 to 3, the present invention provides a technical solution: the utility model provides a location clamping device for machining, includes base 1, sets up the cavity in base 1 and sets up carousel 2 on base 1, and the cavity internal rotation is connected with pivot 3, and the top of pivot 3 and the lower fixed surface of carousel 2 are connected, and fixed the cover is equipped with gear 4 in the pivot 3, is equipped with drive gear 4 pivoted actuating mechanism in the cavity.

Two cylinders 5 are fixedly connected to the turntable 2, a moving plate 6 is fixedly connected to the end portion of each cylinder 5, a sliding block is fixedly connected to the bottom of the moving plate 6, a sliding groove 7 for sliding of the sliding block is formed in the turntable 2, a clamping mechanism is detachably connected to the moving plate 6, the cylinders 5 push the moving plate 6 to move, clamping fixation is conveniently carried out on a workpiece under the action of the clamping mechanism, and the moving plate 6 is made to move more stably and smoothly through the arrangement of the sliding groove 7 and the sliding block.

Actuating mechanism includes the movable toothed plate 8 with the meshing of gear 4, and the last rotation of base 1 is connected with lead screw 9, and threaded connection has a screw section of thick bamboo 10 on the lead screw 9, and screw section of thick bamboo 10 and movable toothed plate 8 fixed connection, fixedly connected with is used for driving lead screw 9 pivoted driving machine 11 on the base 1, and driving machine 11 passes through the connecting wire and links to each other with external power supply unit.

When the horizontal position of the fixed back work piece of centre gripping is changed when needs are followed, through starting driving machine 11, driving machine 11 output drives lead screw 9 and rotates, because lead screw 9 and a thread section of thick bamboo 10 threaded connection, and has restricted through the rotation of a thread section of thick bamboo 10 of mobile tooth plate 8 for can promote mobile tooth plate 8 and remove, and then drive gear 4 and pivot 3 and rotate, can carry out the horizontal rotation work piece promptly, be convenient for carry out comprehensive processing to the work piece.

The driving machine 11 is an integrated structure of a forward and reverse rotation motor and a speed reducer, the forward and reverse rotation motor is also called as motor forward and reverse rotation, the motor clockwise rotation is motor forward rotation, the motor counterclockwise rotation is motor reverse rotation, a forward and reverse rotation control circuit diagram and principle analysis thereof need to realize the forward and reverse rotation of the motor, the purpose of reverse rotation can be achieved only by connecting any two opposite connecting wires in a three-phase power supply incoming line of the motor, the forward and reverse rotation motor is a device known in the prior art, and the overhigh rotating speed when starting is avoided by the arrangement of the speed reducer.

The bottom fixedly connected with stopper 12 of portable rack 8, the gliding spacing groove of confession stopper 12 is seted up to the inner wall of cavity, and spacing groove and stopper 12 have restricted portable rack 8's displacement for more steady smooth and easy that portable rack 8 removed.

The clamping mechanism comprises a through hole formed in the moving plate 6, a bolt 13 is inserted in the through hole, a clamping plate 14 is fixedly connected to the end portion of the bolt 13, and two locking nuts 15 are connected to the bolt 13 in a threaded mode.

When the clamping plates 14 in different shapes need to be replaced, the bolts are fixed through screwing out the two locking nuts 15 on the outermost side, the clamping plates 14 in different shapes can be replaced simply and quickly, and convenience is brought to clamping of workpieces in different shapes.

Two leading wheels 16 of fixedly connected with on the carousel 2, the gliding guide way of confession leading wheel 16 is seted up to base 1, and leading wheel 16 has played the supporting role to carousel 2 for carousel 2 pivoted is more stable smooth and easy.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a location clamping device for machining, includes base (1), sets up cavity in base (1) and sets up carousel (2) on base (1), its characterized in that: a rotating shaft (3) is rotatably connected in the cavity, the top end of the rotating shaft (3) is fixedly connected with the lower surface of the turntable (2), a gear (4) is fixedly sleeved on the rotating shaft (3), and a driving mechanism for driving the gear (4) to rotate is arranged in the cavity;

the clamping device is characterized in that two cylinders (5) are fixedly connected to the rotary table (2), a movable plate (6) is fixedly connected to the end portion of each cylinder (5), a sliding block is fixedly connected to the bottom of each movable plate (6), a sliding groove (7) for the sliding block to slide is formed in the rotary table (2), and each movable plate (6) is detachably connected with a clamping mechanism.

2. The positioning and clamping device for machining according to claim 1, wherein: the driving mechanism comprises a movable toothed plate (8) meshed with a gear (4), a lead screw (9) is connected to the base (1) in a rotating mode, a threaded cylinder (10) is connected to the lead screw (9) in a threaded mode, the threaded cylinder (10) is fixedly connected with the movable toothed plate (8), and a driving machine (11) used for driving the lead screw (9) to rotate is fixedly connected to the base (1).

3. The positioning and clamping device for machining according to claim 2, wherein: the driving machine (11) is an integrated structure formed by installing a forward and reverse rotating motor and a speed reducer.

4. The positioning and clamping device for machining according to claim 2, wherein: the bottom fixedly connected with stopper (12) of portable rack (8), the gliding spacing groove of confession stopper (12) is seted up to the inner wall of cavity.

5. The positioning and clamping device for machining according to claim 1, wherein: the clamping mechanism comprises a through hole formed in the moving plate (6), a bolt (13) is inserted in the through hole, a clamping plate (14) is fixedly connected to the end of the bolt (13), and two locking nuts (15) are connected to the bolt (13) in a threaded mode.

6. The positioning and clamping device for machining according to claim 1, wherein: two guide wheels (16) are fixedly connected to the turntable (2), and a guide groove for the guide wheels (16) to slide is formed in the base (1).