CN213105696U

CN213105696U - Workpiece rotating clamp

Info

Publication number: CN213105696U
Application number: CN202021345273.7U
Authority: CN
Inventors: 任涛; 马继成
Original assignee: Hubei Meiyada Group Co ltd
Current assignee: Hubei Meiyada Group Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-05-04
Anticipated expiration: 2030-07-10

Abstract

The utility model belongs to the field of aluminum profile processing, in particular to a workpiece rotating clamp, which comprises a fixed frame, a movable base and a rotating seat, wherein the movable base and the rotating seat are movably arranged on the fixed frame; the mount includes with compressing tightly the seat assorted compressing tightly the lid, is used for driving the actuating mechanism who compresses tightly the lid and goes up and down, and the upper surface of roating seat and the upper surface that compresses tightly the seat are located the coplanar. The utility model has the advantages of need not artifical rotatory, the automatic work piece that removes behind the work piece of lifting.

Description

Workpiece rotating clamp

Technical Field

The utility model relates to aluminium alloy processing technology field, in particular to work piece rotating clamp.

Background

The end face milling machine has a wide processing range, is suitable for cutting the end face of metal materials such as castings, steel pieces and the like, and is widely applied to the mechanical manufacturing industry. The milling machine is particularly suitable for plane milling of the frame of a plastic die frame in the die industry, and can be used for milling, drilling, boring and other special-shaped surface processing of two end surfaces of an overlong workpiece. The end face milling machine can mill the workpiece plane, and chamfer to process a trapezoidal surface and a T-shaped groove. After the supporting sliding table is additionally arranged, the milling, manual drilling, boring and special-shaped surface machining can be carried out on two end faces of the ultra-long workpiece, the milling force is strong, and the machining requirements of parts can be met. In the process of processing two end faces of a long workpiece, when one end of the long workpiece is processed by an end face milling machine, an operator is required to hold the long workpiece, then the long workpiece is unloaded, the end face of the long workpiece is rotated and then reinstalled, when the long workpiece is heavy, the long workpiece is reloaded for a long time, and the physical power of the operator is greatly consumed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving current end face milling machine and add the problem that needs the manpower to rotate the work piece, provide one kind and can make the work piece rotatory on anchor clamps, the automatic work piece rotary fixture who removes the work piece.

In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:

a workpiece rotating clamp comprises a fixed frame, a movable base and a rotating base, wherein the movable base and the rotating base are movably arranged on the fixed frame, a pressing base is fixedly arranged on the movable base, a rotating shaft extending in the vertical direction is fixedly arranged on the rotating base, and the rotating shaft is rotatably connected to the movable base; the fixing frame comprises a pressing cover matched with the pressing seat and a driving mechanism used for driving the pressing cover to lift, and the upper surface of the rotating seat and the upper surface of the pressing seat are located on the same plane.

Through adopting above-mentioned technical scheme, after the one end processing of work piece was finished, operating personnel will remove the base and keep away from the mount and remove, after the processing end of work piece breaks away from the mount, operating personnel is rotatory through rotating the roating seat with the work piece that loads on the roating seat, after the roating seat rotated 180, the end orientation of not being processed of work piece removed the frame, and operating personnel will remove the base and be close to the mount and remove this moment, makes the end of not being processed of work piece be located and removes the frame.

The utility model discloses a further set up as, actuating mechanism is including being fixed in compress tightly the cylinder one of lid top, be provided with piston one in the cylinder, fix on the piston one and stretch out the piston rod one of cylinder one, piston rod one with compress tightly lid fixed connection, piston one with the inner wall of cylinder one forms gas circuit one, the mount is fixed with cylinder two, movable seal set up in two inside pistons of cylinder two, fix on the piston two and stretch out the piston rod two of cylinder two, piston rod two with remove base fixed connection, piston two with the inner wall of cylinder two forms gas circuit two, gas circuit one with gas circuit two is crossed the pipe connection.

By adopting the technical scheme: when an operator installs a workpiece, the workpiece is placed on the rotary seat, the movable base is in an extending state at the moment, the second air passage is filled with a medium, the operator controls the driving mechanism to gradually lower the pressing cover, the medium is extracted from the first air passage by negative pressure in the first air passage, the medium enters the first air passage through the pipeline and enables the second piston to move close to the end face milling machine, the movable base moves close to the end face milling machine, finally, one end of the workpiece is pressed on the pressing seat by the pressing cover, and the movable base is attached to the second air cylinder; after one end of the workpiece is machined, the pressing cover is gradually lifted by the operator driving mechanism, a medium is pumped out of the first gas path by negative pressure in the second gas path, the medium enters the second gas path through the pipeline and enables the second piston to move away from the end face milling machine, finally the movable base extends completely, the pressing base is kept away from one end of the workpiece, the operator pushes the workpiece to rotate, the unprocessed end of the workpiece is aligned to the pressing base, the pressing cover descends by the operator driving mechanism at the moment, the movable base moves close to the end face milling machine, finally the unprocessed end of the workpiece is pressed by the pressing cover, and the movable base is tightly attached to the second cylinder.

The utility model discloses a further set up to, remove the fixed guide cylinder that is provided with of base, the guide cylinder cover is established outside the rotation axis, the guide cylinder is stretched out to the rotation axis.

Through adopting above-mentioned technical scheme, operating personnel is when rotating the roating seat, and the rotation axis is at the guide cylinder internal rotation.

The utility model discloses a further set up as, the bottom cover of rotation axis is equipped with the ratchet, the bottom of moving the base is provided with the pawl, the ratchet with the pawl cooperation.

Through adopting above-mentioned technical scheme, when operating personnel rotated the roating seat, changed through the number of teeth on the ratchet, controlled the turned angle of roating seat.

The utility model discloses a further set up to, the top of roating seat is provided with the recess three and the anchor clamps that supply the aluminum product embedding, the top that compresses tightly the seat is provided with the recess two that supplies the aluminum product embedding, the bottom that compresses tightly the lid is provided with and supplies aluminum product embedding recess one, recess one with two one-to-one of recess.

Through adopting above-mentioned technical scheme, operating personnel in with the processing end embedding recess two of work piece, in the unprocessed end embedding recess three of work piece, compress tightly with anchor clamps simultaneously, then through descending the compress tightly lid, make the unprocessed end embedding recess of work piece and the circular recess that forms behind the recess two closure in.

The utility model discloses following beneficial effect has:

1. the lifting of the pressing cover is controlled by the driving mechanism, the pressing cover drives the piston I to lift in the cylinder I, the size of the gas circuit I is changed, the gas circuit I sucks a medium in the gas circuit II through negative pressure, the size of the gas circuit II is reduced, the piston II is made to move, the movable base is driven to be close to or far away from the end face milling machine to move, an operator does not need to move a workpiece in the whole working process, the workpiece can be automatically controlled to move, the movable base is fixed and limited in the horizontal direction of the workpiece, tool setting after the workpiece is rotated is facilitated, the machining precision is guaranteed, and the operation is simple.

2. The guide cylinder arranged on the movable base can ensure that the rotating shaft inserted in the guide cylinder is in a vertical shape and cannot be inclined; set up the pawl on moving the base and mutually support with the ratchet at the rotation axis lower extreme, utilize the number of teeth of ratchet, make things convenient for operating personnel to control rotation angle when rotatory, utilize the pawl to make the ratchet form the auto-lock, prevent ratchet reverse rotation, the accurate control of angle when guaranteeing to rotate.

3. The third groove and the clamp are arranged on the rotating seat, so that when the rotating seat supports and rotates a workpiece, the position of the workpiece on the rotating seat can be fixed; the first groove arranged on the pressing cover and the second groove arranged on the pressing base can limit the translation of the machined part when the machined part is pressed, so that the machined part cannot rock or shift when being machined, and the machining precision is guaranteed.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of a structure of a workpiece rotating jig;

FIG. 2 is a schematic view of the structure of the fixing frame;

FIG. 3 is a schematic view of the structure of the mobile base;

FIG. 4 is a schematic structural view of the bottom of the workpiece rotating jig;

fig. 5 is a schematic cross-sectional structure diagram of the first gas path, the pipeline, and the second gas path.

Wherein 1, a fixed frame; 2. moving the base; 3. a rotating base; 4. a pressing seat; 5. a compression cover; 6. a first cylinder; 7. a first piston; 8. a first piston rod; 9. a first gas path; 10. a second air cylinder; 11. a second piston; 12. a piston rod II; 13. a second gas path; 14. A pipeline; 15. a guide cylinder; 16. a ratchet wheel; 17. a pawl; 18. a clamp; 19. a first groove; 20. a second groove; 21. a third groove; 22. a rotating shaft.

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 efforts belong to the protection scope of the present invention.

Example 1:

referring to fig. 1 to 5, a workpiece rotating fixture comprises a fixed frame 1 and a moving base 2 movably arranged on the fixed frame 1, wherein the fixed frame 1 comprises a pressing cover 5, a driving mechanism for driving the pressing cover 5 to ascend and descend, and a first air cylinder 6 fixed above the pressing cover 5, a first groove 19 is formed in the bottom of the pressing cover 5, a first piston 7 is arranged in the first air cylinder 6, a first piston rod 8 is fixed on the first piston 7, the first piston rod 8 extends out of the first air cylinder 6 and is fixedly connected with the pressing cover 5, a first air passage 9 is formed on the inner wall of the first air cylinder 6 of the first piston 7, a second air cylinder 10 is fixed on the fixed frame 1, a second piston 11 is movably arranged in the second air cylinder 10, a second piston rod 12 is fixed on the second piston 11, and the second piston rod 12 extends out of the second air cylinder 10 and is fixedly connected with the moving base 2, the piston II 11 and the inner wall of the cylinder II 10 form a gas path II 13, the gas path I9 and the gas path II 13 are connected through a pipeline 14, a pressing seat 4 corresponding to the pressing cover 5 is arranged at one end, close to the lathe bed, of the movable base 2, a groove II 20 is arranged at the top of the pressing seat 4, and the groove I19 and the groove II 20 correspond to each other one by one.

An operator places a workpiece on the movable base 2, then the operator enables the pressing cover 5 to gradually descend through the driving mechanism, at the moment, the pressing cover 5 drives the first piston 7 to move, the volume of the first air passage 9 is changed due to the movement of the first piston 7, negative pressure is generated by the first air passage 9 to suck media in the second air passage 13, the volume of the second air passage 13 is reduced due to the extraction of the media, the volume of the second air passage 13 is reduced to drive the second piston 11 to move in the second cylinder 10, the second piston rod 12 drives the movable base 2 to move close to the lathe bed, finally one end of the workpiece is embedded into the first groove 19 and the second groove 20, and the pressing cover 5 and the pressing seat 4 completely press the workpiece; after one end of the workpiece is machined, an operator enables the pressing cover 5 to gradually rise through the driving mechanism, at the moment, the first piston 7 presses the medium in the first air passage 9 into the second air passage 13, the second piston 11 drives the moving seat to be far away from the lathe bed through the second piston rod 12, and finally the workpiece is transported to a loading position.

The movable base 2 is provided with a guide cylinder 15 and a rotating base 3, the rotating base is fixedly connected with a rotating shaft 22, the rotating shaft 22 is coaxially connected with the guide cylinder 15 in an inserting mode, a ratchet wheel 16 is sleeved at the bottom of the rotating shaft 22, a pawl 17 is arranged at the bottom of the movable base 2, and the ratchet wheel 16 is matched with the pawl 17.

One section of the workpiece which is not clamped by the pressing cover 5 and the pressing base 4 is supported by the rotary base 3, the workpiece is embedded into the third groove 21 on the rotary base 3, the workpiece is fixed through the clamp 18 on the rotary base 3, an operator rotates the rotary base 3 to enable the workpiece to turn, the unprocessed end of the workpiece faces the lathe bed, the operator enables the pressing cover 5 to descend through the driving mechanism at the moment, and finally the unprocessed end of the workpiece is embedded into the first groove 19 and the second groove 20.

Claims

1. A workpiece rotating clamp is characterized by comprising a fixed frame (1), a movable base (2) and a rotating base (3), wherein the movable base (2) and the rotating base (3) are movably arranged on the fixed frame (1), a pressing base (4) is fixedly arranged on the movable base (2), a rotating shaft (22) extending in the vertical direction is fixedly arranged below the rotating base (3), and the rotating shaft (22) is rotatably connected to the movable base (2); the fixing frame (1) comprises a pressing cover (5) matched with the pressing seat (4) and a driving mechanism for driving the pressing cover (5) to lift, and the upper surface of the rotating seat (3) and the upper surface of the pressing seat (4) are located on the same plane.

2. A workpiece rotary jig as defined in claim 1 wherein: the driving mechanism comprises a first air cylinder (6) fixed above the pressing cover (5), a first piston (7) and a first piston rod (8) fixed on the first piston (7) and extending out of the first air cylinder (6) are arranged in the first air cylinder (6), the first piston rod (8) is fixedly connected with the pressing cover (5), a first air passage (9) is formed between the first piston (7) and the inner wall of the first air cylinder (6), a second air cylinder (10), a second piston (11) movably and hermetically arranged in the second air cylinder (10) and a second piston rod (12) fixed on the second piston (11) and extending out of the second air cylinder (10) are fixed at the bottom of the fixing frame (1), the second piston rod (12) is fixedly connected with the movable base (2), and a second air passage (13) is formed between the second piston (11) and the inner wall of the second air cylinder (10), the first air path (9) is connected with the second air path (13) through a pipeline (14).

3. A workpiece rotary jig as defined in claim 1 wherein: remove base (2) and fixedly be provided with guide cylinder (15), guide cylinder (15) cover is established outside rotation axis (22), rotation axis (22) stretch out guide cylinder (15).

4. A workpiece rotary jig as set forth in claim 3 wherein: the bottom of the rotating shaft (22) is sleeved with a ratchet wheel (16), the bottom of the moving base (2) is provided with a pawl (17), and the ratchet wheel (16) is matched with the pawl (17).

5. A workpiece rotary jig as defined in claim 1 wherein: the top of roating seat (3) is provided with recess three (21) and anchor clamps (18) that supply the aluminum product embedding, the top that compresses tightly seat (4) is provided with recess two (20) that supply the aluminum product embedding, the bottom that compresses tightly lid (5) is provided with and supplies aluminum product embedding recess one (19), recess one (19) with recess two (20) one-to-one.