CN211361464U

CN211361464U - Repeated positioning device of machining center

Info

Publication number: CN211361464U
Application number: CN201922438910.9U
Authority: CN
Inventors: 方新军; 胡精明; 郑美胜
Original assignee: Wuxue City Changjiang Tools Co ltd
Current assignee: Wuxue City Changjiang Tools Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-28
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a machining center repeated positioning device, including the base, the top fixedly connected with three-jaw chuck of base, bolt fixedly connected with support is passed through at the top of three-jaw chuck, and the left side of support has been seted up and has been run through the groove, runs through the left side in groove and has been run through the location pull rod, and the left end fixedly connected with location head of location pull rod, the right side sliding connection of support has the position sleeve, the utility model relates to a machining center technical field. This repeated positioner of machining center, the outer fixed surface connection through the left end of spring and location pull rod, the right-hand member of spring and the right side fixed connection of location cover inner surface for drive the location head and remove together when the pulling ring pulling, then drive the location head under the effect of spring force and remove the inslot that inserts the work piece with the location head and fix a position it, improve the commonality of this device, can satisfy the location processing of any process, and then improved work efficiency, and easy operation.

Description

Repeated positioning device of machining center

Technical Field

The utility model relates to a machining center technical field specifically is a machining center repeated positioning device.

Background

The machining center is a highly automated multifunctional numerical control machine tool with a tool magazine and an automatic tool changer. After the workpiece is clamped once in the machining center, the digital control system can control the machine tool to automatically select and replace the cutter according to different procedures, automatically change the rotating speed of a main shaft of the machine tool, the feeding amount, the motion track of the cutter relative to the workpiece and other auxiliary functions, and sequentially complete the machining of multiple procedures on multiple surfaces of the workpiece. And has various tool changing or selecting functions, thereby greatly improving the production efficiency. The machining center reduces the time for clamping, measuring, adjusting a machine tool and the like of a workpiece due to the centralized and automatic tool changing of the working procedures, so that the cutting time of the machine tool reaches about 80 percent of the starting time of the machine tool (the common machine tool is only 15-20 percent); meanwhile, the turnover, transportation and storage time of workpieces among the working procedures is reduced, the production period is shortened, and the economic effect is obvious. The machining center is suitable for medium and small batch production with complex part shapes, high precision requirements and frequent product replacement.

The positioning device of the existing machining center cannot be universal, so that different positioning devices are needed for positioning machining such as tooth hole milling, top groove milling, powder discharging groove milling and the like, and the replacement of different positioning devices is sometimes even needed to be disassembled and assembled, which is troublesome, and the working efficiency is also reduced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a machining center repeated positioning device, the problem of having solved.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a repeated positioner of machining center, includes the base, the top fixedly connected with three-jaw chuck of base, bolt fixedly connected with support is passed through at the top of three-jaw chuck, and the left side of support has been seted up and has been run through the groove, the left side that runs through the groove is run through there is the location pull rod, and the left end fixedly connected with location head of location pull rod, the right side sliding connection of support has the position sleeve, the right-hand member of location pull rod runs through support and position sleeve in proper order and extends to the outside of position sleeve, the surface of location pull rod just is located the inside cover of position sleeve and is equipped with the spring, and the right side of location pull rod surface has seted up the external screw thread, the right side threaded connection of location.

Preferably, the left end of the spring is fixedly connected with the outer surface of the positioning pull rod, and the right end of the spring is fixedly connected with the right side of the inner surface of the positioning sleeve.

Preferably, a screw rod penetrates through the top of the support, the bottom end of the screw rod sequentially penetrates through the support and the through groove and extends to the inside of the through groove, and the screw rod is in threaded connection with the support.

Preferably, the top of the positioning pull rod is rotatably connected with a rotating block, and the bottom end of the screw rod is fixedly connected with the top of the rotating block.

Preferably, the top end of the screw rod is fixedly connected with a turntable, and the positioning pull rod is connected with the through groove in a sliding mode.

Preferably, the right side of the handle is fixedly connected with a pull ring, and the joint of the positioning head and the positioning pull rod is fixedly connected with a damping ring.

Advantageous effects

The utility model provides a machining center repeated positioning device. Compared with the prior art, the method has the following beneficial effects:

(1) the repeated positioning device of the machining center is characterized in that a support is fixedly connected to the top of a three-jaw chuck through a bolt, a through groove is formed in the left side of the support, a positioning pull rod penetrates through the left side of the through groove, a positioning head is fixedly connected to the left side of the positioning pull rod, a positioning sleeve is slidably connected to the right side of the support, the right end of the positioning pull rod sequentially penetrates through the support and the positioning sleeve and extends to the outside of the positioning sleeve, a spring is sleeved on the outer surface of the positioning pull rod and located inside the positioning sleeve, external threads are formed in the right side of the outer surface of the positioning pull rod, a handle is connected to the right side of the outer surface of the positioning pull rod through threads, the left end of the spring is fixedly connected with the outer surface of the positioning pull rod, the right end of the spring is fixedly connected with the right side of the inner surface of the positioning sleeve, the positioning head is driven to move, the universality of the device is improved, the positioning processing of any procedure can be met, the working efficiency is further improved, and the operation is simple.

(2) This repeated positioner of machining center, through at the junction fixedly connected with damping ring of location head and location pull rod, the lead screw has been run through at the top of support, the bottom of lead screw runs through the support in proper order and runs through the groove and extend to the inside that runs through the groove, and lead screw and support threaded connection, the top rotation of location pull rod is connected with the turning block, and the bottom of lead screw and the top fixed connection of turning block, the top fixedly connected with carousel of lead screw, through being equipped with damping ring, the effect of buffering has been played, the life of location head has been increased, through lead screw and support threaded connection, the carousel rotates, and then drive the location head and reciprocate, adjust the position of location head, in order to make things convenient for the inslot of location head insert the work piece, make the location more convenient.

Drawings

FIG. 1 is a front view of the positioning rod of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a front view of the three-jaw chuck of the present invention;

in the figure: 1. a base; 2. a three-jaw chuck; 3. a support; 4. a through groove; 5. positioning the pull rod; 6. positioning the head; 7. a positioning sleeve; 8. a spring; 9. an external thread; 10. a handle; 11. a screw rod; 12. rotating the block; 13. a turntable; 14. pulling the ring; 15. a shock absorbing ring.

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. 1-3, the present invention provides a technical solution: a repeated positioning device of a machining center comprises a base 1, a three-jaw chuck 2 is fixedly connected to the top of the base 1, a support 3 is fixedly connected to the top of the three-jaw chuck 2 through bolts, a through groove 4 is formed in the left side of the support 3, a positioning pull rod 5 penetrates through the left side of the through groove 4, the positioning pull rod 5 is in sliding connection with the through groove 4, a positioning head 6 is fixedly connected to the left side of the positioning pull rod 5, a damping ring 15 is fixedly connected to the joint of the positioning head 6 and the positioning pull rod 5, a buffering effect is achieved by the arrangement of the damping ring 15, the service life of the positioning head 6 is prolonged, a positioning sleeve 7 is slidably connected to the right side of the support 3, the positioning sleeve 7 is in sliding connection with the support 3 through a sliding groove sliding block, the right end of the positioning pull rod 5 sequentially penetrates through the support 3 and the positioning sleeve 7 and extends to the outside of the positioning sleeve 7, a spring 8 is sleeved on, the left end of the spring 8 is fixedly connected with the outer surface of the positioning pull rod 5, the right end of the spring 8 is fixedly connected with the right side of the inner surface of the positioning sleeve 7, the right side of the outer surface of the positioning pull rod 5 is provided with an external thread 9, the right side of the outer surface of the positioning pull rod 5 is in threaded connection with a handle 10, the right side of the handle 10 is fixedly connected with a pull ring 14, the left end of the spring 8 is fixedly connected with the outer surface of the positioning pull rod 5, the right end of the spring 8 is fixedly connected with the right side of the inner surface of the positioning sleeve 7, so that the pull ring 14 drives the positioning head 6 to move together when being pulled, then the positioning head 6 is driven to move under the action of the elastic force of the spring 8 to insert the positioning head 6 into a groove of a workpiece to position the workpiece, the universality of the device is improved, the positioning processing of any process, the bottom of lead screw 11 runs through support 3 in proper order and runs through groove 4 and extend to the inside that runs through groove 4, and

lead screw

11 and 3 threaded connection of support, the top of location pull rod 5 is rotated and is connected with turning block 12, and the bottom of lead screw 11 and the top fixed connection of turning block 12, the top fixedly connected with carousel 13 of lead screw 11, through

lead screw

11 and 3 threaded connection of support, rotate carousel 13, and then drive location head 6 and reciprocate, adjust the position of location head 6, in order to make things convenient for location head 6 to insert the inslot of work piece, make the location more convenient.

In use, a workpiece is placed on the three-jaw chuck 2, and then the pull ring 14 is pulled, thereby moving the handle 10, thereby driving the positioning pull rod 5 to move, the spring 8 is in a compressed state, then the pulling ring 14 is released, under the action of the elastic force of the spring 8, the positioning pull rod 5 drives the positioning head 6 to move together, the positioning head 6 is inserted into a groove of a workpiece to position the workpiece, then the workpiece is fixed by the three-jaw chuck 2, if the positioning head 6 is found to be not matched with the groove of the workpiece during positioning, the rotary table 13 is rotated, and then the screw rod 11 is driven to rotate, as the screw rod 11 is in threaded connection with the bracket 3, the screw rod 11 is driven to move up and down, and the rotating block 12 is driven to move up and down, so that the positioning pull rod 5 slides up and down in the through groove 4, and meanwhile, the positioning sleeve 7 slides up and down along with the positioning pull rod 5 on the right side of the bracket 3 to adjust the position of the positioning head 6, so that the positioning head 6 can be conveniently inserted into the groove of the workpiece.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 machining center repeated positioning device, includes base (1), the top fixedly connected with three-jaw chuck (2) of base (1), its characterized in that: bolt fixedly connected with support (3) is passed through at the top of three-jaw chuck (2), and the left side of support (3) has been seted up and has been run through groove (4), the left side that runs through groove (4) runs through and has location pull rod (5), and the left end fixedly connected with location head (6) of location pull rod (5), the right side sliding connection of support (3) has position sleeve (7), the right-hand member of location pull rod (5) runs through support (3) and position sleeve (7) in proper order and extends to the outside of position sleeve (7), the surface of location pull rod (5) and the inside cover that is located position sleeve (7) are equipped with spring (8), and the right side of location pull rod (5) surface has seted up external screw thread (9), the right side threaded connection of location pull rod (5) surface has handle (10).

2. The machining center repositioning device of claim 1, wherein: the left end of the spring (8) is fixedly connected with the outer surface of the positioning pull rod (5), and the right end of the spring (8) is fixedly connected with the right side of the inner surface of the positioning sleeve (7).

3. The machining center repositioning device of claim 1, wherein: the top of the support (3) penetrates through a screw rod (11), the bottom end of the screw rod (11) penetrates through the support (3) and the through groove (4) in sequence and extends to the inside of the through groove (4), and the screw rod (11) is in threaded connection with the support (3).

4. A machining center repositioning device according to claim 3, wherein: the top of the positioning pull rod (5) is rotatably connected with a rotating block (12), and the bottom end of the screw rod (11) is fixedly connected with the top of the rotating block (12).

5. A machining center repositioning device according to claim 3, wherein: the top end of the screw rod (11) is fixedly connected with a rotary table (13), and the positioning pull rod (5) is connected with the through groove (4) in a sliding mode.

6. The machining center repositioning device of claim 1, wherein: the right side of the handle (10) is fixedly connected with a pulling ring (14), and the joint of the positioning head (6) and the positioning pull rod (5) is fixedly connected with a damping ring (15).