CN213672871U

CN213672871U - Clamping jig for lathe machining

Info

Publication number: CN213672871U
Application number: CN202021080601.5U
Authority: CN
Inventors: 张曾彪
Original assignee: Suzhou Terxin Precision Machinery Co ltd
Current assignee: Suzhou Terxin Precision Machinery Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-07-13
Anticipated expiration: 2030-06-12

Abstract

The utility model belongs to the technical field of lathe processing, especially, be a centre gripping tool for lathe processing, the on-line screen storage device comprises a base, the bottom fixed mounting of base has four bracing pieces, first spout has been seted up on the surface of base, the threaded rod is installed in the rotation on the both sides inner wall of first spout, the threaded rod runs through first spout and extends to outside the base, the one end fixed mounting of threaded rod outside the base has the carousel, the spacing groove has been seted up to the bottom of base, it all has the rotation hole, two to set up on the left and right sides inner wall of spacing groove rotate respectively in the rotation hole and install the dwang, two the one end that the dwang is close to each other is rotated and is installed the stopper, the left end cover of threaded rod is equipped with. The utility model discloses the simple operation can adapt to the work piece of various specifications and mediate the position of work piece as required, has practiced thrift the processing cost greatly and has improved machining efficiency.

Description

Clamping jig for lathe machining

Technical Field

The utility model relates to a lathe machining technical field especially relates to a clamping jig is used in lathe machining.

Background

A lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool. The lathe can also be used for corresponding processing by using a drill bit, a reamer, a screw tap, a die, a knurling tool and the like.

Lathe clamping device is before lathe to parts machining, carries out the centre gripping to pipy part, nevertheless adds and to take place to rock man-hour to universal clamping device can't come the adjusting position according to the work piece, and application scope is little also can not guarantee the accuracy nature, for this reason, provides a clamping jig for lathe machining.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a clamping jig for lathe machining.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a clamping jig for lathe machining comprises a base, wherein four supporting rods are fixedly mounted at the bottom of the base, a first sliding groove is formed in the surface of the base, threaded rods are rotatably mounted on the inner walls of the two sides of the first sliding groove and penetrate through the first sliding groove to extend out of the base, a rotary table is fixedly mounted at one end of each threaded rod outside the base, a limiting groove is formed in the bottom of the base, rotating holes are formed in the inner walls of the left side and the right side of the limiting groove, rotating rods are rotatably mounted in the two rotating holes respectively, a limiting block is rotatably mounted at the end, close to each other, of the two rotating rods, a first threaded sleeve of left-handed threads is sleeved at the left end of each threaded rod, a second threaded sleeve of right-handed threads is sleeved at the right end of each threaded rod, supporting columns are fixedly mounted at the top ends of the first threaded sleeve and the second threaded sleeve, the two support columns are provided with a second chute at one side close to each other, ball screws are rotatably arranged on the inner walls of the upper side and the lower side of the two second chutes, the upper ends of the two ball screws penetrate through the top of the support columns and are fixedly connected with output shafts of corresponding motors, two telescopic rods are fixedly arranged between the two support columns at the top of the base, the surfaces of the two telescopic rods are provided with slide holes, ball screw sleeves are sleeved on the surfaces of the two ball screws, push rods are fixedly arranged at one sides close to each other of the two ball screw sleeves, the two push rods respectively penetrate through the slide holes corresponding to the surfaces of the telescopic rods, hollow cavities are arranged at the right ends of the two push rods, a plurality of springs are fixedly arranged at the bottoms of the hollow cavities, upper clamping blocks are fixedly arranged at the tops of the springs, and threaded holes are arranged at, two all install the bolt in the screwed hole, two the bolt runs through cavity and corresponding last clamp splice fixed connection, two one side fixed mounting that the push rod is close to each other has lower clamp splice, go up the clamp splice and with the axis symmetry of lower clamp splice with the push rod.

Preferably, the surface of the upper clamping block is provided with a rotating groove, and the bolt is rotatably connected with the rotating groove.

Preferably, a handle is fixedly mounted on one side of the turntable, which is far away from the threaded rod.

Preferably, the top of two support columns is fixedly provided with a motor box, and the inside of the motor box is fixedly connected with a motor through a support.

Preferably, the surfaces of the upper clamping block and the lower clamping block are fixedly provided with anti-skid pads.

Preferably, the first threaded sleeve, the second threaded sleeve and the ball screw sleeve are fixedly provided with positioning wheels.

Compared with the prior art, the beneficial effects of the utility model are that: during the use with the base card on the lathe, rotate the dwang and make the stopper fixed the base, adjust suitable position so that better clamp workpiece through the bolt with last clamp splice on the push rod, power on the motor on giving two support columns, two motors rotate and drive ball screw through the axis of rotation and rotate, two ball screw rotate and make ball screw cover remove to adjust suitable height, rotate the crank, the crank rotates and drives the carousel and rotate, make the threaded rod rotate, the threaded rod rotates and makes first thread bush and second thread bush be close to each other, thereby first thread bush and second thread bush drive the support column and are close to each other, the support column is close to each other and drives last clamp splice and the lower clamp splice on two push rods, until fixing the work piece.

The utility model discloses the simple operation can adapt to the work piece of various specifications and mediate the position of work piece as required, has practiced thrift the processing cost greatly and has improved machining efficiency.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

FIG. 2 is a partially enlarged external view of part A of the present invention;

fig. 3 is a schematic structural view of a second sliding chute of the present invention;

in the figure: 1. a base; 2. a first chute; 3. a threaded rod; 4. a first motor; 5. a first pulley; 6. a second pulley; 7. a first threaded sleeve; 8. a second threaded sleeve; 9. a support pillar; 10. a motor; 11. a second chute; 12. a ball screw; 13. a telescopic rod; 14. A ball screw sleeve; 15. a push rod; 16. a hollow cavity; 17. an upper clamping block; 18. a bolt; 19. And (5) a lower clamping block.

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.

1. Referring to fig. 1-3, the present invention provides a technical solution: a clamping jig for lathe machining comprises a base 1, four supporting rods are welded at the bottom of the base 1, a first sliding groove 2 is formed in the surface of the base 1, threaded rods 3 are rotatably mounted on the inner walls of two sides of the first sliding groove 2, the threaded rods 3 penetrate through the first sliding groove 2 and extend out of the base 1, a rotary plate 4 is welded at one end of each threaded rod 3 outside the base 1, a limiting groove 5 is formed in the bottom of the base 1, rotating holes are formed in the inner walls of the left side and the right side of the limiting groove 5, rotating rods are rotatably mounted in the two rotating holes respectively, a limiting block 6 is rotatably mounted at one end, close to each other, of the two rotating rods, a first threaded sleeve 7 with left-handed threads is sleeved at the left end of each threaded rod 3, a second threaded sleeve 8 with right-handed threads is sleeved at the right end of each threaded rod 3, supporting columns 9 are welded at the top, the two adjacent sides of the two supporting columns 9 are both provided with a second chute 11, the inner walls of the upper side and the lower side of the two second chutes 11 are both rotatably provided with ball screws 12, the upper ends of the two ball screws 12 penetrate through the top of the supporting columns 9 and are fixedly connected with the output shafts of the corresponding motors 10, the top of the base 1 is positioned between the two supporting columns 9 and welded with two telescopic rods 13, the surfaces of the two telescopic rods 13 are provided with slide holes, the surfaces of the two ball screws 12 are both sleeved with ball screw sleeves 14, the sides of the two ball screw sleeves 14 adjacent to each other are both welded with push rods 15, the two push rods 15 respectively penetrate through the slide holes on the surfaces of the corresponding telescopic rods 13, the right ends of the two push rods 15 are provided with hollow cavities 16, the bottom of the hollow cavities 16 is welded with a plurality of springs, the tops of the springs are welded with upper clamping blocks, two bolts 18 penetrate through the hollow cavity 16 and are fixedly connected with corresponding upper clamping blocks 17, one sides of the two push rods 15, which are close to each other, are welded with lower clamping blocks 19, and the upper clamping blocks 17 and the lower clamping blocks 19 are symmetrical by the axis of the push rods 15;

go up the surface of clamp splice and seted up and rotate the groove, bolt 18 rotates with rotating the groove and is connected, and the welding of one side that threaded rod 3 was kept away from to carousel 4 has the handle, and the top welding of two support columns 9 has the motor case, and the inside of motor case passes through support and motor 10 fixed connection, and it has the slipmat all to weld with clamp splice 19's surface down to go up clamp splice 17, and it has the locating wheel all to weld on first thread bush 7, second thread bush 8 and the ball silk sleeve 14, the utility model discloses the simple operation can adapt to the work piece of various specifications and mediate the position of work piece as required, has practiced thrift the processing cost greatly and has improved machining efficiency.

The working principle is as follows: when in use, the base 1 is clamped on a lathe, the rotating rod is rotated to enable the limiting block 6 to fix the base 1, the upper clamping block on the push rod 15 is adjusted to a proper position through the bolt 18 so as to better clamp a workpiece, the motors 10 on the two supporting columns 9 are electrified, the two motors 10 rotate to drive the ball screws 12 to rotate through the rotating shafts, the two ball screws 12 rotate to enable the ball screw sleeves 14 to move and adjust to a proper height, the crank is rotated to drive the rotary disc 4 to rotate, the threaded rod 3 is rotated, the threaded rod 3 rotates to enable the first threaded sleeve 7 and the second threaded sleeve 8 to be close to each other, so that the first threaded sleeve 7 and the second threaded sleeve 8 drive the supporting columns 9 to be close to each other, the supporting columns 9 are close to each other to drive the upper clamping block 17 and the lower clamping block 19 on the two push rods 15 until the workpiece is fixed, the utility model has convenient and fast operation, can adapt to workpieces of various specifications and, greatly saves the processing cost and improves the processing efficiency.

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 clamping jig for lathe processing, includes base (1), its characterized in that: the bottom of the base (1) is fixedly provided with four supporting rods, the surface of the base (1) is provided with a first sliding groove (2), the inner walls of the two sides of the first sliding groove (2) are rotatably provided with a threaded rod (3), the threaded rod (3) penetrates through the first sliding groove (2) and extends out of the base (1), one end of the threaded rod (3) outside the base (1) is fixedly provided with a turntable (4), the bottom of the base (1) is provided with a limiting groove (5), the inner walls of the left side and the right side of the limiting groove (5) are respectively provided with a rotating hole, two rotating holes are respectively rotatably provided with rotating rods, one end of each rotating rod which is close to each other is rotatably provided with a limiting block (6), the left end of the threaded rod (3) is sleeved with a first thread sleeve (7) of left-handed threads, the right end of the threaded rod (3) is sleeved with a, the top ends of the first threaded sleeve (7) and the second threaded sleeve (8) are fixedly provided with support columns (9), the top ends of the two support columns (9) are fixedly provided with motors (10), one side, close to each other, of the two support columns (9) is provided with a second chute (11), the inner walls of the upper side and the lower side of the two second chutes (11) are rotatably provided with ball screws (12), the upper ends of the two ball screws (12) penetrate through the top of the support columns (9) and are fixedly connected with output shafts of the corresponding motors (10), the top of the base (1) is positioned between the two support columns (9) and is fixedly provided with two telescopic rods (13), the surfaces of the two telescopic rods (13) are provided with slide holes, the surfaces of the two ball screws (12) are respectively provided with a ball screw sleeve (14), one side, close to each other, of the two ball screw sleeves (14) is fixedly provided with a push rod, two push rod (15) run through respectively and correspond the slide opening on telescopic link (13) surface, two well cavity (16) have been seted up to the right-hand member of push rod (15), the bottom fixed mounting of well cavity (16) has a plurality of springs, the top fixed mounting of spring has last clamp splice (17), two threaded hole has been seted up at the right-hand member top of push rod (15), two bolt (18), two are all installed in the threaded hole bolt (18) run through well cavity (16) and last clamp splice (17) fixed connection that corresponds, two one side fixed mounting that push rod (15) are close to each other has lower clamp splice (19), go up clamp splice (17) and clamp splice (19) down with the axle center symmetry of push rod (15).

2. The clamping jig for lathe machining according to claim 1, characterized in that: the surface of the upper clamping block (17) is provided with a rotating groove, and the bolt (18) is rotatably connected with the rotating groove.

3. The clamping jig for lathe machining according to claim 1, characterized in that: and a handle is fixedly arranged on one side of the turntable (4) far away from the threaded rod (3).

4. The clamping jig for lathe machining according to claim 1, characterized in that: two the top fixed mounting of support column (9) has the motor case, the inside of motor case passes through support and motor (10) fixed connection.

5. The clamping jig for lathe machining according to claim 1, characterized in that: and anti-slip pads are fixedly arranged on the surfaces of the upper clamping block (17) and the lower clamping block (19).

6. The clamping jig for lathe machining according to claim 1, characterized in that: and positioning wheels are fixedly arranged on the first threaded sleeve (7), the second threaded sleeve (8) and the ball screw sleeve (14).