CN108188795B

CN108188795B - Noise control formula mounting fixture for machining

Info

Publication number: CN108188795B
Application number: CN201810173713.6A
Authority: CN
Inventors: 刘慧玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-03-02
Filing date: 2018-03-02
Publication date: 2020-12-08
Anticipated expiration: 2038-03-02
Also published as: CN112338825A; CN108188795A

Abstract

The invention discloses an insulating noise-proof fixing clamp for machining, which comprises a base, a first hydraulic cylinder and a lower support rod, wherein a shock pad is arranged on the left side above the base, a piston is arranged in the first hydraulic cylinder, the right side of the piston is connected with a piston rod, a pressing surface is arranged on the right side of a sealing device, a first baffle is arranged on the surface of a clamping area, a second hydraulic cylinder is arranged on the right side of the first baffle, a second baffle is arranged on the right side of a bottom plate, a slide way is arranged on the inner side of the lower support rod, an opening is formed in the top end of the surface of the lower support rod, an upper support rod is positioned between the clamping area and the lower support rod, a fixing ball is arranged at the bottom end of the surface of the upper support rod, and the left end. This insulating noise control formula mounting fixture for machining vibrations range is little, and is good to the fixity ability of machinery, can adjust the height, and can carry out the noise control to the noise that machining produced.

Description

Noise control formula mounting fixture for machining

Technical Field

The invention relates to the technical field of clamps, in particular to a noise-proof fixing clamp for machining.

Background

The jig is a device for fixing a processing object to a correct position for construction or inspection in a machine manufacturing process, and broadly, any process in a process for quickly, conveniently and safely mounting a workpiece may be referred to as a jig, and the jig generally includes a positioning member, a clamping member, an indexing member, a connecting member, and a jig body. However, the vibration amplitude generated by the existing clamp during machining is large, so that the whole clamp can shake, the machine in machining can shake, the machine cannot be accurately machined, the fixing performance of the machine is poor, the height of the clamp cannot be adjusted, and noise can not be prevented from being generated during machining.

Disclosure of Invention

The invention aims to provide a noise-proof fixing clamp for machining, which solves the problems that the existing clamp in the background art generates large vibration amplitude during machining, the whole clamp shakes, the machine in machining cannot be accurately machined due to shaking, the fixing performance of the machine is poor, the height of the clamp cannot be adjusted, and noise generated during machining cannot be prevented.

In order to achieve the purpose, the invention provides the following technical scheme: an insulating noise-proof fixing clamp for machining comprises a base, a first hydraulic cylinder and a lower support column, wherein a shock absorption pad is installed on the left side above the base, a threaded rod is arranged inside the shock absorption pad, a piston is arranged inside the first hydraulic cylinder and located above the shock absorption pad, a piston rod is connected to the right side of the piston, a sealing device is arranged on the right side of the piston rod, a pressing surface is installed on the right side of the sealing device, a clamping area is fixed on the right side of the pressing surface, a first baffle is arranged on the surface of the clamping area, a positioning hole is formed in the inner side of the first baffle, a second hydraulic cylinder is installed on the right side of the first baffle, a bottom plate is connected to the lower portion of the first baffle, a second baffle is arranged on the right side of the bottom plate, a slide way is arranged on the inner side of the lower support column, and the lower support column is located below the clamping, the utility model discloses a clamping device, including lower pillar, upper strut, sliding block, fixed spheroid, lower pillar, upper strut, lower pillar's surperficial top is provided with the opening, and the top of lower pillar is connected with the upper strut, the upper strut is located the centre of clamping zone and lower pillar, and the surperficial arrangement of upper strut has the sliding block, the fixed spheroid is installed to the surperficial.

Preferably, the shock pad passes through threaded rod and base threaded connection, and the up end of shock pad and the lower terminal surface of first hydraulic cylinder laminate each other to the shock pad is equipped with 2 on the horizontal direction of base.

Preferably, the first hydraulic cylinder and the second hydraulic cylinder are symmetrical through a vertical center line of the clamping area, and the first hydraulic cylinder and the second hydraulic cylinder are identical in structure.

Preferably, the first baffle plate and the second baffle plate form a clamping area through the bottom plate, and the clamping area is of a concave structure.

Preferably, the positioning holes are formed in the first baffle, the bottom plate and the second baffle, and the depth of each positioning hole is 80% of the thickness of the first baffle, the thickness of the bottom plate and the thickness of the second baffle.

Preferably, the lower support column and the upper support column form a telescopic structure through a slide way and a slide block, the upper end face of the upper support column is tightly attached to the lower end face of the bottom plate, and 4 lower support columns are uniformly distributed below the clamping area.

Compared with the prior art, the invention has the beneficial effects that: the insulating noise-proof fixing clamp for machining is small in vibration amplitude, good in mechanical fixing performance, capable of adjusting height and capable of preventing noise generated in machining, wherein the shock pad is in threaded connection with the base through the threaded rod, the upper end face of the shock pad is attached to the lower end face of the first hydraulic cylinder, the first hydraulic cylinder is fixed on the base, vibration generated by the first hydraulic rod is reduced through arrangement of the shock pad, the shaking of machinery fixed by the clamp is prevented, noise generated in machining is reduced, the positioning holes are formed in the first baffle plate, the bottom plate and the second baffle plate, the depth of each positioning hole is 80% of the thickness of the first baffle plate, the thickness of the bottom plate and the thickness of the second baffle plate, and mechanical parts to be machined can be fixed inside the clamping area through the positioning holes, each locating hole does not run through first baffle, bottom plate and second baffle and makes the noise that produces during machining can not see through the locating hole and pass through, has improved this positioning fixture's syllable-dividing effect, and the setting of first baffle, bottom plate and second baffle can further promote the syllable-dividing effect of this anchor clamps simultaneously, and first pneumatic cylinder and second pneumatic cylinder can be fixed the fixed performance that has promoted this anchor clamps through the face that compresses tightly to the machinery that is fixed in the clamping zone further.

Drawings

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

FIG. 2 is a schematic side view of a clamping area according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of the present invention.

In the figure: 1. the base, 2, shock pad, 3, threaded rod, 4, first pneumatic cylinder, 5, piston, 6, piston rod, 7, sealing device, 8, pressing surface, 9, clamping zone, 10, first baffle, 11, locating hole, 12, second pneumatic cylinder, 13, bottom plate, 14, second baffle, 15, lower pillar, 16, slide, 17, opening, 18, upper strut, 19, sliding block, 20, fixed spheroid, 21, screw.

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 a part of the embodiments of the present invention, and not all of the embodiments. 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. 1-3, the present invention provides a technical solution: a noise-proof fixing clamp for machining comprises a base 1, a first hydraulic cylinder 4 and a lower support column 15, wherein a shock absorption pad 2 is installed on the left side above the base 1, a threaded rod 3 is arranged inside the shock absorption pad 2, a piston 5 is arranged inside the first hydraulic cylinder 4, the first hydraulic cylinder 4 is located above the shock absorption pad 2, the shock absorption pad 2 is in threaded connection with the base 1 through the threaded rod 3, the upper end face of the shock absorption pad 2 is mutually attached to the lower end face of the first hydraulic cylinder 4, 2 shock absorption pads 2 are arranged in the horizontal direction of the base 1, the first hydraulic cylinder 4 is fixed on the base 1, vibration generated by the first hydraulic rod 4 is reduced through the arrangement of the shock absorption pad 2, noise generated during machining is reduced, a piston rod 6 is connected to the right side of the piston 5, a sealing device 7 is arranged on the right side of the piston rod 6, a pressing face 8 is installed on the right side of the sealing device 7, a clamping area 9 is fixed on the right side of the pressing surface 8, a first baffle plate 10 is arranged on the surface of the clamping area 9, a positioning hole 11 is arranged on the inner side of the first baffle plate 10, the positioning holes 11 are arranged on the first baffle plate 10, the bottom plate 13 and the second baffle plate 14, the depth of each positioning hole 11 is 80% of the thickness of the first baffle plate 10, the thickness of the bottom plate 13 and the thickness of the second baffle plate 14 respectively, the positioning holes 11 can fix mechanical parts to be processed in the clamping area 9, the positioning holes 11 do not penetrate through the first baffle plate 10, the bottom plate 13 and the second baffle plate 14, so that noise generated in mechanical processing cannot be transmitted through the positioning holes 11, the sound insulation effect of the positioning clamp is improved, a second hydraulic cylinder 12 is arranged on the right side of the first baffle plate 10, the bottom plate 13 is connected below the first baffle plate 10, the first hydraulic cylinder 4 and the second hydraulic cylinder 12 are symmetrical through the vertical center line of the clamping area 9, the structure of the first hydraulic cylinder 4 is the same as that of the second hydraulic cylinder 12, the first hydraulic cylinder 4 and the second hydraulic cylinder 12 can further fix a machine fixed in the clamping area 9 through the pressing surface 8, the fixing performance of the clamp is improved, the second baffle 14 is arranged on the right side of the bottom plate 13, the first baffle 10 forms the clamping area 9 through the bottom plate 13 and the second baffle 14, the clamping area 9 is of a concave structure, the first baffle 10 and the second baffle 14 can reduce noise generated in mechanical processing and further improve the sound insulation effect of the fixing clamp, the inner side of the lower support 15 is provided with a slideway 16, the lower support 15 is positioned below the clamping area 9, the top end of the surface of the lower support 15 is provided with an opening 17, the upper support 18 is connected above the lower support 15, the upper support 18 is positioned between the clamping area 9 and the lower support 15, and the surface of the upper support 18 is provided with a sliding block 19, but lower prop 15 passes through slide 16 and sliding block 19 and upper prop 18 constitution extending structure, and the up end of upper prop 18 closely laminates with the lower terminal surface of bottom plate 13, and upper prop 18 and lower prop 15 have 4 in the below evenly distributed of clamping area 9, lower prop 15 and upper prop 18 provide the support to clamping area 9, and lower prop 15 and upper prop 18 set up the height that makes clamping area 9 and can adjust, fixed spheroid 20 is installed to the surperficial bottom of upper prop 18, the left end of lower prop 15 is connected with screw 21.

The working principle is as follows: for the fixture, the fixture is firstly placed at a proper position and stably placed, the base 1 supports the fixture, a machine to be processed is fixed in a clamping area 9 through positioning holes 11 on a first baffle plate 10, a bottom plate 13 and a second baffle plate 14, a piston 6 is driven by a piston 5 in a first hydraulic cylinder 4 and a second hydraulic cylinder 12, a pressing surface 8 is driven by the piston 6, the machine fixed in the clamping area 9 is secondarily fixed, the fixing performance of the fixture is improved, noise generated during machining the machine is isolated through the first baffle plate 10, the bottom plate 13 and the second baffle plate 14, meanwhile, a shock pad 2 can reduce vibration generated during machining, the condition that the machine shakes during machining is prevented, noise generated during machining is also reduced, the clamping area 9 is fixed on the base 1 through a lower support column 15 and an upper support column 18, and the lower support columns 15 and the upper support columns 18 form a telescopic structure through the slide ways 16 and the slide blocks 19, so that the height of the clamping area 9 can be adjusted, and the pressing surface 8, the first baffle plate 10, the bottom plate 13 and the second baffle plate 14 are made of insulating materials, so that the whole using process of the clamp is completed.

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 noise control formula mounting fixture for machining, includes base (1), first pneumatic cylinder (4) and pillar (15) down, its characterized in that: the shock absorption device is characterized in that a shock absorption pad (2) is installed on the left side above the base (1), a threaded rod (3) is arranged inside the shock absorption pad (2), a piston (5) is arranged inside a first hydraulic cylinder (4), the first hydraulic cylinder (4) is located above the shock absorption pad (2), the right side of the piston (5) is connected with a piston rod (6), a sealing device (7) is arranged on the right side of the piston rod (6), a pressing surface (8) is installed on the right side of the sealing device (7), a clamping area (9) is fixed on the right side of the pressing surface (8), a first baffle plate (10) is arranged on the surface of the clamping area (9), a positioning hole (11) is formed in the inner side of the first baffle plate (10), a second hydraulic cylinder (12) is installed on the right side of the first baffle plate (10), and a bottom plate (13) is connected below the first baffle, a second baffle (14) is arranged on the right side of the bottom plate (13), a slide way (16) is arranged on the inner side of the lower support column (15), the lower support column (15) is positioned below the clamping area (9), an opening (17) is formed in the top end of the surface of the lower support column (15), an upper support column (18) is connected above the lower support column (15), the upper support column (18) is positioned between the clamping area (9) and the lower support column (15), a sliding block (19) is arranged on the surface of the upper support column (18), a fixed ball (20) is installed at the bottom end of the surface of the upper support column (18), and a screw (21) is connected with the left end of the lower support column (15); the damping pad (2) is in threaded connection with the base (1) through the threaded rod (3), the upper end face of the damping pad (2) is attached to the lower end face of the first hydraulic cylinder (4), and 2 damping pads (2) are arranged in the horizontal direction of the base (1); the first hydraulic cylinder (4) and the second hydraulic cylinder (12) are symmetrical through a vertical central line of the clamping area (9), and the first hydraulic cylinder (4) and the second hydraulic cylinder (12) are identical in structure; the first baffle (10) and the second baffle (14) form a clamping area (9) through a bottom plate (13), and the clamping area (9) is of a concave structure; the positioning holes (11) are formed in the first baffle (10), the bottom plate (13) and the second baffle (14), and the depth of each positioning hole (11) is 80% of the thickness of the first baffle (10), the thickness of the bottom plate (13) and the thickness of the second baffle (14); the lower support columns (15) and the upper support columns (18) form a telescopic structure through sliding rails (16) and sliding blocks (19), the upper end faces of the upper support columns (18) are tightly attached to the lower end face of the bottom plate (13), and 4 lower support columns (15) and the upper support columns (18) are uniformly distributed below the clamping area (9).