Large flange face hole drilling device for seated intermediate of truck air control valve

Abstract

The utility model relates to a large flange face hole drilling device for a seated intermediate of a truck air control valve, which comprises a bottom plate and a clamping mechanism, and is technically characterized in that the clamping mechanism comprises a left stand column, a right stand column, a rotatable right-angle left pressing plate, a rotatable right-angle right pressing plate, a longitudinal micro-adjustment bolt pair, a left U-shaped positioning seat and a right U-shaped positioning seat, a nut of the longitudinal micro-adjusting bolt pair faces downwards, a damping rubber cushion block is arranged on the lower surface of the nut and used for being connected with a drill plate in a pressing mode, wing plates making contact with the damping rubber cushion block are arranged on the two sides of the drill plate, a positioning hole set and a drill sleeve are arranged on the drill plate, and U-shaped openings of the left U-shaped positioning seat and the right U-shaped positioning seat are oppositely arranged. Horizontal threaded holes are formed in the side walls of the straight faces of the left U-shaped positioning seat and the right U-shaped positioning seat, and jacking screws are arranged in the horizontal threaded holes. According to the device, the problem of low drilling precision of the lower cover of the sitting type intermediate is solved, the product percent of pass is remarkably improved, and meanwhile, the production efficiency is remarkably improved.

Description

Technical Field

[0001] The utility model relates to the technical field of production equipment for truck air control valve parts, in particular to a device for drilling a large flange surface on a seated intermediate body of a truck air control valve. Background Art

[0002] The 120-type truck air control valve, typically consisting of a main valve, a semi-automatic relief valve, an emergency valve, and a seated intermediate body, requires drilling multiple functional holes in the lower cover. These holes vary in size and are arranged irregularly, resulting in low drilling accuracy. Utility Model Content

[0003] The purpose of the utility model is to provide a device for drilling a large flange hole of a seated intermediate body of a truck air control valve with a reasonable structure and reliable use, so as to solve the problem of low drilling accuracy of the lower cover of the seated intermediate body, significantly improve the product qualification rate, and significantly improve production efficiency.

[0004] The technical solution of the utility model is:

[0005] A device for drilling a large flange hole of a seated intermediate body of a truck air control valve, comprising a base plate and a clamping mechanism. The technical key points are: the clamping mechanism comprises a left column and a right column symmetrically arranged on the base plate, a rotatable right-angle left pressure plate connected to the upper end of the left column, a rotatable right-angle right pressure plate connected to the upper end of the right column, a longitudinal micro-adjustment bolt pair arranged at opposite ends of the rotatable right-angle left pressure plate and the rotatable right pressure plate, a left U-shaped locating seat and a right U-shaped locating seat symmetrically arranged on the front side of the upper surface of the base plate, the nut of the longitudinal micro-adjustment bolt pair faces downward and a shock-absorbing rubber pad is provided on the lower surface of the nut, the shock-absorbing rubber pad is used to crimp a drilling template, wing plates are provided on both sides of the drilling template to contact the shock-absorbing rubber pad, a positioning hole group and a drill sleeve are provided on the drilling template, the U-shaped openings of the left U-shaped locating seat and the right U-shaped locating seat are arranged opposite to each other, and horizontal threaded holes are provided on the straight side walls of the left U-shaped locating seat and the right U-shaped locating seat, and tightening screws are provided in the horizontal threaded holes.

[0006] The above-mentioned truck air control valve seated intermediate body large flange surface drilling device, the horizontal sections of the rotatable right-angle left pressure plate and the rotatable right-angle right pressure plate are respectively provided with horizontal long holes, the upper ends of the left column and the right column pass through the corresponding horizontal long holes and the horizontal sections are clamped by the upper nut and lower nut connected by thread.

[0007] The above-mentioned truck air control valve seated intermediate body large flange hole drilling device, the vertical sections of the rotatable right-angle left pressure plate and the rotatable right-angle right pressure plate are composed of an upper connecting section fixed by a horizontal section, and a lower connecting section connected to the upper connecting section. A longitudinal long hole is provided on the upper connecting section, and the tip of the positioning bolt passes through the longitudinal long hole and the lower connecting section and then screws the positioning nut.

[0008] The above-mentioned truck air control valve seated intermediate body large flange surface drilling device, the lower ends of the left column and the right column are threadedly connected to the base plate, and the left column and the right column are provided with fixing nuts connected to the upper surface of the bottom surface.

[0009] The above-mentioned truck air control valve seated intermediate body large flange hole drilling device, the number of the longitudinal micro-adjustment bolt pairs is 4, divided into two groups, symmetrically arranged on the rotatable right-angle left pressure plate and the rotatable right-angle right pressure plate.

[0010] The above-mentioned truck air control valve seated intermediate body large flange surface drilling device has six drill sleeves on the drilling template, including one φ30 drill sleeve, one φ24 drill sleeve and four φ10.2 drill sleeves matching the seated intermediate body.

[0011] The above-mentioned truck air control valve seated intermediate body large flange surface drilling device, the positioning hole group on the drilling template includes 4 φ35 positioning holes.

[0012] The beneficial effects of the utility model are:

[0013] 1. First, use the left U-shaped locating seat and the right U-shaped locating seat to achieve the horizontal positioning of the sitting intermediate body, then place the drilling template above the lower cover of the sitting intermediate body, and then rotate the rotatable right-angle left pressure plate and the rotatable right-angle right pressure plate to rotate the longitudinal micro-adjustment bolt pair to reach above the drilling template, position the rotatable left right-angle pressure plate and the rotatable right right pressure plate, and then adjust the longitudinal micro-adjustment bolt pair to press the shock-absorbing rubber pads on the upper surfaces of the two wings of the drilling template to achieve the longitudinal positioning of the sitting intermediate body and the positioning of the drilling template. Use the drill sleeve on the drilling template to achieve precise drilling on the upper cover of the sitting intermediate body, solve the problem of low drilling accuracy of the lower cover of the sitting intermediate body, and significantly improve the product qualification rate. At the same time, the device can be quickly disassembled and assembled, which improves the efficiency of drilling large flange surfaces of the sitting intermediate body, saves the time of finding and aligning the drill bit during drilling operations, and significantly improves production efficiency.

[0014] 2. The left and right columns, the rotatable right-angle left and right pressure plates and the longitudinal micro-adjustment bolt pair can all be used to adjust the positioning height of different sitting intermediate bodies, which is flexible and convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural diagram of the utility model;

[0016] Figure 2 yes Figure 1 Top view of .

[0017] In the figure: 1. Rotatable right-angle left pressure plate, 2. Upper nut, 3. Left column, 4. Longitudinal micro-adjustment bolt pair, 5. Shock-absorbing rubber pad, 6. Drill template, 7. Lower nut, 8. Rotatable right-angle right pressure plate, 9. Positioning bolt, 10. Base plate, 11. Fixing nut, 12. Sitting intermediate body, 13. Right column, 14. Left U-shaped locating seat, 15. Right U-shaped locating seat, 16. Jacking screw, 17. Drill sleeve, 18. Drill sleeve, 19. Drill sleeve, 20. Positioning hole, 21. Horizontal long hole. DETAILED DESCRIPTION

[0018] The utility model is described in detail according to the accompanying drawings.

[0019] like Figure 1 、 Figure 2 As shown, the truck air control valve seated intermediate body drilled large flange surface device includes a base plate and 10 clamping mechanisms.

[0020] Among them, the clamping mechanism includes a left column 3 and a right column 13 symmetrically arranged on the base plate 10, a rotatable right-angle left pressure plate 1 connected to the upper end of the left column 3, a rotatable right-angle right pressure plate 8 connected to the upper end of the right column 13, a longitudinal micro-adjustment bolt pair 4 arranged at the opposite ends of the rotatable right-angle left pressure plate 1 and the rotatable right pressure plate 8, and a left U-shaped positioning seat 14 and a right U-shaped positioning seat 15 symmetrically arranged on the front side of the upper surface of the base plate 10.

[0021] The nut of the longitudinal micro-adjustment bolt pair 4 faces downward and a shock-absorbing rubber pad 5 is provided on the lower surface of the nut. The shock-absorbing rubber pad 5 is used to press the drill template 6. Wings in contact with the shock-absorbing rubber pad 5 are provided on both sides of the drill template 6. The drill template 6 is provided with a positioning hole group and a drill sleeve. In this embodiment, the number of the longitudinal micro-adjustment bolt pairs 4 is 4, which are divided into two groups and are symmetrically arranged on the rotatable right-angle left pressure plate 1 and the rotatable right-angle right pressure plate 8. There are six drill sleeves on the drill template 6, including 1 φ30 drill sleeve 17, 1 φ24 drill sleeve 19 and 4 φ10.2 drill sleeves 18 that match the seated intermediate body 12. The positioning hole group includes 4 φ35 positioning holes 20.

[0022] The U-shaped openings of the left U-shaped positioning seat 14 and the right U-shaped positioning seat 15 are arranged opposite to each other. Horizontal threaded holes are provided on the straight side walls of the left U-shaped positioning seat 14 and the right U-shaped positioning seat 15 , and tightening screws 16 are provided in the horizontal threaded holes.

[0023] In this embodiment, the horizontal sections of the rotatable right-angle left pressure plate 1 and the rotatable right-angle right pressure plate 8 are respectively provided with horizontal elongated holes 21. The upper ends of the left and right columns 3 and 13 pass through the corresponding horizontal elongated holes 21 and are clamped by the upper and lower nuts 2 and 7 that are threadedly connected. The vertical sections of the rotatable right-angle left pressure plate 1 and the rotatable right-angle right pressure plate 8 are composed of an upper connecting section fixed by the horizontal section and a lower connecting section connected to the upper connecting section. The upper connecting section is provided with a longitudinal elongated hole. The tip of the positioning bolt 9 passes through the longitudinal elongated hole and the lower connecting section and is then screwed into the positioning nut. The lower ends of the left and right columns 3 and 13 are threadedly connected to the base plate 10. The left and right columns 3 and 13 are provided with fixing nuts 11 that are connected to the upper surface of the bottom surface.

[0024] Working principle:

[0025] When in use, the two front wing plates of the sitting intermediate body 12 are inserted into the left U-shaped positioning seat 14 and the right U-shaped positioning seat 15 and tightened with the tightening screws 16 to achieve X-direction and Y-direction positioning of the sitting intermediate body 12.

[0026] Place the drilling template 6 above the lower cover of the sitting intermediate body 12, then rotate the rotatable right-angle left pressure plate 1 and the rotatable right-angle right pressure plate 8 to rotate the longitudinal micro-adjustment bolt pair 4 to reach above the drilling template 6, position the rotatable left right-angle pressure plate 1 and the rotatable right right pressure plate 8, and then adjust the longitudinal micro-adjustment bolt pair 4 to make the shock-absorbing rubber pads 5 press on the upper surfaces of the two wings of the drilling template 6, to achieve longitudinal compression and positioning of the sitting intermediate body 12 and the drilling template 6 in preparation for drilling.

[0027] The above detailed description of the embodiments of the present invention is intended to be a preferred embodiment of the present invention and should not be construed as limiting the scope of implementation of the present invention. Any equivalent changes and improvements made within the scope of the present invention shall still fall within the scope of this patent.

Claims

1. A device for drilling a large flange hole on a seated intermediate body of a truck air control valve, comprising a base plate and a clamping mechanism, characterized in that: The left U-shaped positioning seat and the right U-shaped positioning seat are symmetrically arranged on the front side of the bottom plate, and the nuts of the longitudinal micro-adjusting bolt pair face downwards and the lower surfaces of the nuts are provided with shock-absorbing rubber pads, and the shock-absorbing rubber pads are used to crimp the drilling template. Both sides of the drilling template are provided with wing plates that contact the shock-absorbing rubber pads, and the drilling template is provided with a positioning hole group and a drill sleeve, and the U-shaped openings of the left U-shaped positioning seat and the right U-shaped positioning seat are arranged relatively. The straight side walls of the left U-shaped positioning seat and the right U-shaped positioning seat are provided with horizontal threaded holes, and the horizontal threaded holes are provided with tightening screws.

2. The device for drilling a large flange surface of a seated intermediate body of a truck air control valve according to claim 1, characterized in that: The horizontal sections of the rotatable right-angle left pressure plate and the rotatable right-angle right pressure plate are respectively provided with horizontal long holes, and the upper ends of the left column and the right column pass through the corresponding horizontal long holes and the horizontal sections are clamped by upper and lower nuts connected by threads.

3. The device for drilling a large flange surface on a seated intermediate body of a truck air control valve according to claim 1, characterized in that: The vertical sections of the rotatable right-angle left pressure plate and the rotatable right-angle right pressure plate are composed of an upper connecting section fixed by a horizontal section and a lower connecting section connected to the upper connecting section. A longitudinal long hole is provided on the upper connecting section, and the tip of the positioning bolt passes through the longitudinal long hole and the lower connecting section and then the positioning nut is screwed on.

4. The device for drilling a large flange surface on a seated intermediate body of a truck air control valve according to claim 1, characterized in that: The lower ends of the left column and the right column are threadedly connected to the bottom plate, and the left column and the right column are provided with fixing nuts connected to the upper surface of the bottom surface.

5. The device for drilling a large flange surface on a seated intermediate body of a truck air control valve according to claim 1, characterized in that: The number of the longitudinal micro-adjustment bolt pairs is 4, which are divided into two groups and symmetrically arranged on the rotatable right-angle left pressure plate and the rotatable right-angle right pressure plate.

6. The device for drilling a large flange surface on a seated intermediate body of a truck air control valve according to claim 1, characterized in that: There are six drill sleeves on the drilling template, including one φ30 drill sleeve, one φ24 drill sleeve and four φ10.2 drill sleeves that match the sitting intermediate body.

7. The device for drilling a large flange surface on a seated intermediate body of a truck air control valve according to claim 1, characterized in that: The positioning hole group on the drilling template includes 4 φ35 positioning holes.

Images