CN216504650U

CN216504650U - Mechanical structure is with test fixture who has quick positioning mechanism

Info

Publication number: CN216504650U
Application number: CN202123256694.XU
Authority: CN
Inventors: 肖定根
Original assignee: Shenzhen Shanyue Electronics Co ltd
Current assignee: Shenzhen Shanyue Electronics Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-05-13
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a test fixture with a quick positioning mechanism for a mechanical structure, which comprises a base, wherein a transmission machine body is arranged at the top end of the base, stand columns are arranged at the corner positions of the top end of the base, the top ends of the stand columns are fixedly connected with the bottom end of the transmission machine body, two groups of mounting frames are arranged above the transmission machine body, pressing blocks are arranged on the inner sides of the mounting frames, spiral cylinders are arranged at the two ends of the tops of the mounting frames, the top ends of the spiral cylinders extend to the outer parts of the mounting frames, spiral rods are in threaded connection with the inner parts of the spiral cylinders, the top ends of the spiral rods extend to the outer parts of the spiral cylinders and are provided with rotating handles, the bottom ends of the spiral rods extend to the outer parts of the spiral cylinders and are rotatably connected with the top ends of the pressing blocks, and magnetic blocks are arranged at the central positions of the bottom ends of the base. The utility model not only improves the stability of the clamp when in use, ensures the integrity of the workpiece when the clamp is in use, but also improves the application range of the clamp.

Description

Mechanical structure is with test fixture who has quick positioning mechanism

Technical Field

The utility model relates to the technical field of clamps, in particular to a test clamp with a quick positioning mechanism for a mechanical structure.

Background

The test fixture is a device used for fixing a machining object to occupy a correct position in a machine manufacturing process so as to receive construction or detection, and is often called a fixture, which can effectively reduce the displacement of a workpiece so as to ensure the machining precision of the workpiece during machining, and is further widely applied to machining processes of various mechanical structures.

The current market clamp is inconvenient for quick positioning treatment, which causes the phenomenon of easy displacement caused by external factors, and the stability is general and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a test fixture with a quick positioning mechanism for a mechanical structure, so as to solve the problem that the fixture in the background art is inconvenient to perform quick positioning treatment.

In order to achieve the purpose, the utility model provides the following technical scheme: a test fixture with a quick positioning mechanism for a mechanical structure comprises a base, wherein a transmission machine body is arranged at the top end of the base, stand columns are mounted at the corner positions of the top end of the base, the top end of each stand column is fixedly connected with the bottom end of the transmission machine body, two groups of placing frames are arranged above the transmission machine body, pressing blocks are arranged on the inner sides of the placing frames, spiral cylinders are arranged at the two ends of the tops of the placing frames, the top ends of the spiral cylinders extend to the outer portions of the placing frames, spiral rods are connected with the inner threads of the spiral cylinders in a threaded mode, the top ends of the spiral rods extend to the outer portions of the spiral cylinders and are provided with rotating handles, the bottom ends of the spiral rods extend to the outer portions of the spiral cylinders and are rotatably connected with the top ends of the pressing blocks, magnetic blocks are mounted at the central positions of the bottom ends of the base, pin holes are formed in the top portions of the base on one side of the base, and the bottom ends of the pin holes penetrate through the outer portions of the base, and the top end of the base at the pin hole position is provided with a locking bolt, and the bottom end of the locking bolt penetrates through the outer part of the pin hole.

Preferably, both sides at transmission organism top all are equipped with the spacing groove, the top in spacing groove extends to the outside of transmission organism, the spacing groove is symmetrical about the central line of transmission organism to carry on spacingly to the range of motion of carrier bar.

Preferably, the inside central point of transmission organism puts the department and is equipped with two-way threaded rod, the one end of two-way threaded rod is connected with the inner wall rotation of transmission organism, all threaded connection has a screw thread section of thick bamboo on the outer wall of two-way threaded rod both sides, the central point on screw thread section of thick bamboo top puts the department and is equipped with the carrier bar, the top of carrier bar run through the spacing groove and with the bottom fixed connection who settles the frame to make a screw thread section of thick bamboo drive through the carrier bar and settle the frame and carry out the translation.

Preferably, the outer wall of one side of the transmission machine body is provided with a rotating handle, and one end of the rotating handle extends into the transmission machine body and is fixedly connected with one end of the bidirectional threaded rod so as to drive the bidirectional threaded rod to rotate.

Preferably, the rubber gasket is installed to the bottom of briquetting, the inside one end of briquetting is equipped with protruding type fastening groove, the bottom in protruding type fastening groove extends to the outside of briquetting to the upper surface to the work piece protects the processing.

Preferably, the center position of the inside of the convex fastening groove is provided with a convex fastening block, and the bottom end of the convex fastening block extends to the outside of the convex fastening groove and is fixedly connected with the top end of the rubber gasket, so that the rubber gasket is stably arranged at the bottom end of the pressing block.

Compared with the prior art, the utility model has the beneficial effects that: the test fixture with the rapid positioning mechanism for the mechanical structure not only improves the stability of the fixture during use, ensures the integrity of a workpiece during use of the fixture, but also improves the application range of the fixture;

(1) the magnetic block is adsorbed on the top of the metal processing platform under the magnetic action of the magnetic block, so that the clamp is subjected to primary positioning treatment, and then the locking bolt is rotated, so that the lower end of the locking bolt penetrates through the pin hole and is screwed into the top of the processing platform, the purpose of rapid positioning can be achieved, the phenomenon that the clamp is displaced due to external factors can be reduced, and the stability of the clamp in use is improved;

(2) the rubber gasket is stably arranged at the bottom end of the pressing block through the convex fastening block in the convex fastening groove, and the rubber gasket has good flexibility so as to protect the upper surface of the workpiece, so that the phenomenon that the pressing block damages the top of the workpiece can be reduced, and the integrity of the workpiece is ensured when the clamp is used;

(3) through manual rotation turning handle, make its inside that drives two-way threaded rod and be located the transmission organism rotate, carry out spacing back through the range of motion of spacing groove to the carrier bar, make the outer wall that the screw section of thick bamboo is located two-way threaded rod slide to centre or both sides, make the screw section of thick bamboo drive through the carrier bar and settle the frame synchronous translation, interval between two sets of frames of settling at this moment then can change, so that carry out corresponding regulation according to the length of work piece, can avoid the work piece of partial specification to be difficult to the phenomenon emergence of being suitable for, thereby the application scope of anchor clamps has been improved.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the mounting frame of the present invention;

FIG. 4 is a schematic side view of the present invention.

In the figure: 1. a base; 2. a column; 3. a threaded barrel; 4. a carrier bar; 5. a mounting frame; 6. a transmission body; 7. a bidirectional threaded rod; 8. a limiting groove; 9. a handle is rotated; 10. a magnetic block; 11. locking the bolt; 12. a pin hole; 13. a rubber gasket; 14. a male fastening block; 15. a screw rod; 16. turning a handle; 17. a spiral cylinder; 18. briquetting; 19. convex type fastening groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: a test fixture with a quick positioning mechanism for a mechanical structure comprises a base 1, wherein a transmission body 6 is arranged at the top end of the base 1, limiting grooves 8 are formed in two sides of the top of the transmission body 6, the top ends of the limiting grooves 8 extend to the outside of the transmission body 6, and the limiting grooves 8 are symmetrical about the center line of the transmission body 6;

when in use, the two groups of limiting grooves 8 are arranged at the two sides of the top of the transmission machine body 6 so as to limit the moving amplitude of the bearing rod 4;

a bidirectional threaded rod 7 is arranged at the central position inside the transmission machine body 6, one end of the bidirectional threaded rod 7 is rotatably connected with the inner wall of the transmission machine body 6, the outer walls of the two sides of the bidirectional threaded rod 7 are both in threaded connection with a threaded cylinder 3, a bearing rod 4 is arranged at the central position of the top end of the threaded cylinder 3, and the top end of the bearing rod 4 penetrates through a limiting groove 8 and is fixedly connected with the bottom end of the mounting frame 5;

when the bidirectional threaded rod is used, the threaded cylinder 3 is positioned on the outer wall of the bidirectional threaded rod 7 and slides towards the middle or two sides, so that the threaded cylinder 3 drives the mounting frame 5 to translate through the bearing rod 4;

a rotating handle 9 is arranged on the outer wall of one side of the transmission machine body 6, and one end of the rotating handle 9 extends into the transmission machine body 6 and is fixedly connected with one end of the bidirectional threaded rod 7;

when in use, the rotating handle 9 is manually rotated so as to drive the bidirectional threaded rod 7 to rotate;

the corner positions of the top end of the base 1 are all provided with upright columns 2, the top ends of the upright columns 2 are fixedly connected with the bottom end of a transmission machine body 6, two groups of mounting frames 5 are arranged above the transmission machine body 6, a pressing block 18 is arranged on the inner side of each mounting frame 5, a rubber gasket 13 is arranged at the bottom end of each pressing block 18, a convex fastening groove 19 is arranged at one end inside each pressing block 18, and the bottom end of each convex fastening groove 19 extends to the outside of each pressing block 18;

when in use, the rubber gasket 13 is stably arranged at the bottom end of the pressing block 18, so that the upper surface of a workpiece is protected;

the center position in the convex fastening groove 19 is provided with a convex fastening block 14, and the bottom end of the convex fastening block 14 extends to the outside of the convex fastening groove 19 and is fixedly connected with the top end of the rubber gasket 13;

when in use, the bottom end of the convex fastening block 14 is connected to the top end of the rubber gasket 13, so that the rubber gasket 13 is stably arranged at the bottom end of the pressing block 18;

both ends of the top of the mounting frame 5 are provided with spiral cylinders 17, and the top ends of the spiral cylinders 17 extend to the outside of the mounting frame 5;

a screw rod 15 is connected with the inner thread of the spiral cylinder 17, the top end of the screw rod 15 extends to the outer part of the spiral cylinder 17 and is provided with a rotating handle 16, and the bottom end of the screw rod 15 extends to the outer part of the spiral cylinder 17 and is rotationally connected with the top end of the pressing block 18;

the magnetic block 10 is arranged at the center of the bottom end of the base 1, pin holes 12 are formed in the top of the base 1 on one side of the upright post 2, and the bottom ends of the pin holes 12 penetrate through the outer portion of the base 1;

the top end of the base 1 at the position of the pin hole 12 is provided with a locking bolt 11, and the bottom end of the locking bolt 11 penetrates to the outside of the pin hole 12.

When the clamp is used, the clamp is firstly adsorbed on the top of a metal processing platform through the magnetic action of a magnetic block 10 to be subjected to primary positioning treatment, then a locking bolt 11 is rotated, the lower end of the locking bolt penetrates through a pin hole 12 and is screwed into the top of the processing platform, so that the purpose of rapid positioning can be achieved, then a rotating handle 9 is rotated to drive a bidirectional threaded rod 7 to rotate, after the moving amplitude of a bearing rod 4 is limited through a limiting groove 8, a threaded cylinder 3 is positioned on the outer wall of the bidirectional threaded rod 7 and slides towards the middle or two sides, so that the threaded cylinder 3 drives an arranging frame 5 to synchronously translate through the bearing rod 4, further the distance between the two groups of arranging frames 5 can be adjusted according to the length of a workpiece, and then the rotating handle 16 is rotated to drive a screw rod 15 to rotate and slide downwards in a screw cylinder 17, so that the screw rod 15 drives a pressing block 18 to move downwards, can be fast push down the work piece and be fixed in the inboard of settling frame 5, at last through the protruding type fastening block 14 of protruding type fastening groove 19 inside, set up rubber gasket 13 firmly in the bottom of briquetting 18, have good pliability because of rubber gasket 13, can protect the processing through rubber gasket 13 to the upper surface of work piece to the upper surface that reduces the work piece produces pressure loss phenomena such as mar, thereby accomplishes the use of anchor clamps.

Claims

1. The utility model provides a mechanical structure is with test fixture who has quick positioning mechanism, a serial communication port, including base (1), the top of base (1) is equipped with transmission organism (6), corner position department on base (1) top all installs stand (2), the top of stand (2) and the bottom fixed connection of transmission organism (6), the top of transmission organism (6) is equipped with two sets of arrangement frame (5), the inboard of settling frame (5) is equipped with briquetting (18), the both ends of settling frame (5) top all are equipped with spiral section of thick bamboo (17), the top of spiral section of thick bamboo (17) extends to the outside of settling frame (5), the inside threaded connection of spiral section of thick bamboo (17) has hob (15), the top of hob (15) extends to the outside of spiral section of thick bamboo (17) and installs swing handle (16), the bottom of hob (15) extends to the outside of spiral section of thick bamboo (17) and rotates with the top of briquetting (18) and even links to Connect, magnetic path (10) are installed to the central point department of putting of base (1) bottom, base (1) top of stand (2) one side all is equipped with pinhole (12), the outside of bottom run through to base (1) of pinhole (12), locking bolt (11) are installed on base (1) top of pinhole (12) position department, the outside of bottom run through to pinhole (12) of locking bolt (11).

2. The test fixture with the quick positioning mechanism for the mechanical structure according to claim 1, wherein: both sides at transmission organism (6) top all are equipped with spacing groove (8), the top of spacing groove (8) extends to the outside of transmission organism (6), spacing groove (8) are symmetrical about the central line of transmission organism (6).

3. The test fixture with the quick positioning mechanism for the mechanical structure according to claim 2, wherein: the utility model discloses a bearing device, including transmission organism (6), one end of two-way threaded rod (7) is connected with the inner wall rotation of transmission organism (6), the inside central point of transmission organism (6) puts the department and is equipped with two-way threaded rod (7), the one end of two-way threaded rod (7) is connected with the inner wall rotation of transmission organism (6), all threaded connection has a screw thread section of thick bamboo (3) on the outer wall of two-way threaded rod (7) both sides, the central point on screw thread section of thick bamboo (3) top puts the department and is equipped with carrier bar (4), the top of carrier bar (4) runs through spacing groove (8) and with the bottom fixed connection who settles frame (5).

4. The test fixture with the quick positioning mechanism for the mechanical structure according to claim 3, wherein: the outer wall of one side of the transmission machine body (6) is provided with a rotating handle (9), and one end of the rotating handle (9) extends to the inside of the transmission machine body (6) and is fixedly connected with one end of the bidirectional threaded rod (7).

5. The test fixture with the quick positioning mechanism for the mechanical structure according to claim 1, wherein: rubber gasket (13) are installed to the bottom of briquetting (18), the inside one end of briquetting (18) is equipped with protruding type fastening groove (19), the bottom of protruding type fastening groove (19) extends to the outside of briquetting (18).

6. The test fixture with the quick positioning mechanism for the mechanical structure according to claim 5, wherein: the center position department of protruding type fastening groove (19) inside is equipped with protruding type fastening block (14), the bottom of protruding type fastening block (14) extend to the outside of protruding type fastening groove (19) and with the top fixed connection of rubber gasket (13).