CN210703831U

CN210703831U - Cylinder auto-lock clamping jaw

Info

Publication number: CN210703831U
Application number: CN201921788610.7U
Authority: CN
Inventors: 付海林
Original assignee: Suzhou Industrial Park Deyanfu Machinery Equipment Co Ltd
Current assignee: Suzhou Industrial Park Deyanfu Machinery Equipment Co Ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-06-09
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a cylinder self-locking clamping jaw, which comprises a base and a second connecting block, wherein the top of the base is connected with a cylinder through bolt threads, one end of the cylinder is provided with a piston rod, one end of the piston rod, which is far away from the cylinder, is welded with a supporting block, the top of the base is welded with a fixed block, the supporting block is provided with a first threaded hole at the outer side wall close to the fixed block, the top of the base is provided with a guide groove, the inside of the guide groove is connected with a guide rod in a sliding way, the top of the guide rod is welded with a first connecting block, two sides of the second connecting block are respectively provided with two first grooves and two second grooves, the inner top wall and the bottom wall of the first groove and the second groove are respectively provided with two second through holes, and the realized action is that the piston rod inside the, the clamping force of the clamp can be changed by changing the size of the cylinder diameter of the air cylinder.

Description

Cylinder auto-lock clamping jaw

Technical Field

The utility model relates to a high-accuracy CNC processing technology field specifically is a cylinder auto-lock clamping jaw.

Background

CNC is computer numerical control, commonly called "numerical control", by computer numerical control automatic machine tool, that is to say as long as the automatic machine tool controlled by computer numerical control can all be called CNC, including numerical control car, machining center, numerical control wire-electrode cutting, numerical control punch press, numerical control laser cutting machine and other numerical control processing means the processing with numerical control processing tool, CNC index control machine tool by numerical control processing language programming control, usually G code, numerical control processing G code language tells the numerical control machine tool processing cutter to adopt what kind of Cartesian position coordinates, and control the feed speed and the main shaft rotational speed of cutter, and functions such as tool changer, coolant, numerical control processing has very big advantage compared with manual processing, the part produced by numerical control processing is very accurate and has repeatability; the numerical control machining can produce parts with complex shapes which cannot be finished by manual machining, the numerical control machining technology is generally popularized, most machining workshops have numerical control machining capacity, the most common numerical control machining modes in a typical machining workshop comprise numerical control milling, numerical control turning and numerical control EDM (wire electrical discharge machining), a tool for performing numerical control milling is called a numerical control milling machine or a numerical control machining center, a lathe for performing numerical control turning is called a numerical control turning center, G codes for numerical control machining can be manually programmed, but generally, the machining workshop automatically reads CAD (computer aided design) files and generates G code programs by using CAM (computer aided manufacturing) software to control a numerical control machine tool, but when most clamping jaws clamp materials, the clamping force is insufficient or the materials are damaged when the materials with different specifications and models are operated, the application range is small, and therefore the cylinder self-locking clamping jaw is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cylinder auto-lock clamping jaw to solve 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: an air cylinder self-locking clamping jaw comprises a base and a second connecting block, wherein the top of the base is connected with an air cylinder through a bolt thread, one end of the air cylinder is provided with a piston rod, one end of the piston rod, far away from the air cylinder, is welded with a supporting block, the top of the base is welded with a fixed block, the inside of the fixed block is provided with a first through hole, the supporting block is provided with a first threaded hole at the outer side wall close to the fixed block, the top of the base is provided with a guide groove, the inside of the guide groove is slidably connected with a guide rod, the top of the guide rod is welded with a first connecting block, the top of the base is respectively and fixedly connected with two rotating shafts, two sides of the second connecting block are respectively provided with two first grooves and two second grooves, the inner top wall and the bottom wall of the first groove and the second groove are respectively, and a limiting block is welded at the top of the pin shaft.

As further preferable in the present technical solution: the inside sliding connection of guide way has the guide bar, the welding of the top of guide bar has first connecting block, first connecting block is being close to the second screw hole has been seted up to one side of fixed block.

As further preferable in the present technical solution: the outer side wall of the rotating shaft is rotatably connected with a rod body, and the bottom of one side of the rotating shaft, which is far away from the rod body, is fixedly connected with an L-shaped block.

As further preferable in the present technical solution: two convex blocks are welded on two sides of the first connecting block respectively, inserted into the first groove and hinged with the second connecting block through the pin shaft.

As further preferable in the present technical solution: one end of the rod body, which is far away from the L-shaped block, is inserted into the second groove, and the rod body is hinged with the second connecting block through the pin shaft.

As further preferable in the present technical solution: the internal thread of the first threaded hole is connected with an optical axis, and one end of the optical axis, which is far away from the first threaded hole, penetrates through the internal thread of the first through hole and is connected with the inside of the second threaded hole.

Compared with the prior art, the beneficial effects of the utility model are that: the piston rod carries out piston motion in the cylinder to drive the supporting block to carry out reciprocating motion back and forth above the base, when the piston rod moves forward, the supporting block is driven to move forward synchronously, the first connecting block is driven to move forward through the optical axis when the supporting block moves, meanwhile, the first connecting block drives the second connecting block to enable the L-shaped blocks at the bottoms of the two rod bodies to move towards the center, when the piston rod contacts with materials, the materials are grabbed and clamped through the L-shaped blocks, the supporting block is driven to move backwards by moving the piston rod in the reverse direction, meanwhile, the first connecting block and the second connecting block are driven to move backwards synchronously through the optical axis by the supporting block, the L-shaped blocks at the bottoms of the two rod bodies move towards two sides, the clamping of the materials is released, the realized action is that the piston rod in the cylinder drives the L-shaped blocks to complete clamping and opening actions, and the clamping force of, the application range is improved, and the problems that materials are clamped or the clamping force is insufficient and the like can be avoided.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional view of a second connecting block according to the present invention;

fig. 3 is a schematic side view, sectional structure diagram of the first connecting block of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the base of the present invention.

In the figure: 1. a base; 2. a first connection block; 3. a second connecting block; 4. a cylinder; 5. a piston rod; 6. a support block; 7. a fixed block; 8. a guide groove; 9. a guide bar; 10. a pin shaft; 11. a limiting block; 12. a first groove; 13. a second groove; 14. a first threaded hole; 15. a first through hole; 16. an optical axis; 17. a second threaded hole; 18. a second through hole; 19. a bump; 20. a rod body; 21. an L-shaped block; 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 work belong to the protection scope of the present invention.

Example (b):

referring to fig. 1-3, the present invention provides a technical solution: a cylinder self-locking clamping jaw comprises a base 1 and a second connecting block 3, the top of the base 1 is connected with a cylinder 4 through a bolt thread, one end of the cylinder 4 is provided with a piston rod 5, one end of the piston rod 5 far away from the cylinder 4 is welded with a supporting block 6, the piston rod 5 carries out piston motion in the cylinder 4 to drive the supporting block 6 to carry out reciprocating motion back and forth above the base 1, the top of the base 1 is welded with a fixed block 7, the inside of the fixed block 7 is provided with a first through hole 15, the outer side wall of the supporting block 6 close to the fixed block 7 is provided with a first threaded hole 14, the supporting block 6 drives a first connecting block 2 to synchronously move through an optical axis 16 when moving, the top of the base 1 is provided with a guide groove 8, the top of the base 1 is respectively and fixedly connected with two rotating shafts 22, two sides of, two second through holes 18 have been seted up respectively to the inside roof and the diapire of first recess 12 and second recess 13, and the inside sliding connection of second through hole 18 has round pin axle 10, and the top welding of round pin axle 10 has stopper 11, carries out the position to round pin axle 10 through stopper 11 and prescribes a limit to.

In this embodiment, specifically: the inside sliding connection of guide way 8 has guide bar 9, and the welding of the top of guide bar 9 has first connecting block 2, and second screw hole 17 has been seted up in one side that is close to fixed block 7 to first connecting block 2, and guide way 8 is used for the stroke of guide and restriction guide bar 9 top first connecting block 2

In this embodiment, specifically: the outer side wall of the rotating shaft 22 is rotatably connected with a rod body 20, the bottom of one side of the rod body 20 far away from the rotating shaft 22 is fixedly connected with an L-shaped block 21, the rotating stroke of the rod body 20 is limited through the rotating shaft 22, and meanwhile, the position of the rod body 20 above the base 1 is fixed.

In this embodiment, specifically: two convex blocks 19 are welded on two sides of the first connecting block 2 respectively, and the convex blocks 19 are inserted into the first groove 12 and hinged with the second connecting block 3 through the pin shaft 10.

In this embodiment, specifically: the rod body 20 is inserted in the second groove 13 at the end far away from the L-shaped block 21 and is hinged to the second connecting block 3 through the pin shaft 10, the second connecting block 3 is driven to rotate through the convex blocks 19 on the two sides of the first connecting block 2, and the second connecting block 3 can drive the rod body 20 to rotate on the outer side wall of the rotating shaft 22 when rotating.

In this embodiment, specifically: the internal thread of first screw hole 14 is connected with optical axis 16, and optical axis 16 runs through the internal thread of first through-hole 15 in the one end of keeping away from first screw hole 14 and is connected with in the inside of second screw hole 17, can drive first connecting block 2 when supporting shoe 6 removes, through the stroke of fixed block 7 guide with restriction optical axis 16, makes first connecting block 2 can keep sharp reciprocating motion.

Working principle or structural principle, when in use, after the base 1 is fixed at a target position, after the power is switched on and air pressure is applied, the piston rod 5 carries out piston motion in the cylinder 4 to drive the supporting block 6 to carry out reciprocating motion back and forth above the base 1, when the piston rod 5 moves forwards, the supporting block 6 is driven to synchronously move forwards, the supporting block 6 drives the first connecting block 2 to move forwards through the optical axis 16 when moving, meanwhile, the lugs 19 at the two sides of the first connecting block 2 can drive the two rod bodies 20 hinged with the outer side walls of the lugs 19 to rotate on the outer side walls of the rotating shaft 22, when the two rod bodies 20 rotate, the L-shaped block 21 at the bottom of the rod body 20 can move towards the center, when contacting with a material, the material is grabbed and clamped through the L-shaped block 21, after the material is grabbed and clamped to the target position, the piston rod 5 can drive the supporting block 6 to move backwards, and simultaneously, the supporting block 6 pulls the first connecting, the L-shaped blocks 21 at the bottom of the two rod bodies 20 move towards two sides, and the clamping of the materials is released.

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 cylinder auto-lock clamping jaw, includes base (1) and second connecting block (3), its characterized in that: the top of the base (1) is connected with an air cylinder (4) through a bolt thread, one end of the air cylinder (4) is provided with a piston rod (5), one end of the piston rod (5) far away from the air cylinder (4) is welded with a supporting block (6), the top of the base (1) is welded with a fixed block (7), a first through hole (15) is formed in the fixed block (7), the supporting block (6) is provided with a first threaded hole (14) on the outer side wall close to the fixed block (7), the top of the base (1) is provided with a guide groove (8), the top of the base (1) is respectively and fixedly connected with two rotating shafts (22), two sides of the second connecting block (3) are respectively provided with two first grooves (12) and two second grooves (13), and the top wall and the bottom wall of the first grooves (12) and the second grooves (13) are respectively provided with two second through holes (18, the inside sliding connection of second through-hole (18) has round pin axle (10), the top welding of round pin axle (10) has stopper (11).

2. The cylinder self-locking clamping jaw according to claim 1, characterized in that: the inside sliding connection of guide way (8) has guide bar (9), the top welding of guide bar (9) has first connecting block (2), first connecting block (2) are being close to second screw hole (17) have been seted up to one side of fixed block (7).

3. The cylinder self-locking clamping jaw according to claim 1, characterized in that: the outer side wall of the rotating shaft (22) is rotatably connected with a rod body (20), and the rod body (20) is far away from the bottom of one side of the rotating shaft (22) and is fixedly connected with an L-shaped block (21).

4. The cylinder self-locking clamping jaw as claimed in claim 2, characterized in that: two convex blocks (19) are welded on two sides of the first connecting block (2) respectively, and the convex blocks (19) are inserted into the first groove (12) and hinged to the second connecting block (3) through the pin shafts (10).

5. A cylinder latching jaw according to claim 3, wherein: one end of the rod body (20) far away from the L-shaped block (21) is inserted into the second groove (13) and is hinged with the second connecting block (3) through the pin shaft (10).

6. The cylinder self-locking clamping jaw as claimed in claim 2, characterized in that: the inner thread of the first threaded hole (14) is connected with an optical axis (16), and one end, far away from the first threaded hole (14), of the optical axis (16) penetrates through the inner thread of the first through hole (15) and is connected with the inner part of the second threaded hole (17).