CN116000342B

CN116000342B - Perforating device for valve processing

Info

Publication number: CN116000342B
Application number: CN202310259541.5A
Authority: CN
Inventors: 江卜财; 江卜焰; 熊才华
Original assignee: Fujian Province Standard Valve Technology Co ltd
Current assignee: Fujian Province Standard Valve Technology Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-08-11
Anticipated expiration: 2043-03-17
Also published as: CN116000342A

Abstract

The invention relates to the field of valve processing production equipment, in particular to a punching device for valve processing, which comprises a rack, wherein a punching mechanism and a clamping mechanism for fixing a valve are arranged on the rack; the punching mechanism comprises a main lifter, a driving motor arranged on the main lifter and a driving unit which is matched with the driving motor, wherein the driving unit is connected with at least one drill bit connector, and a drill bit is arranged on the drill bit connector; the main lifter is provided with a pair of lifters, the output end of each auxiliary lifter is connected with a supporting component through a telescopic rod, each supporting component comprises a supporting block fixedly connected to the end part of the telescopic rod, each supporting block comprises a base and a supporting surface arranged on the base, and when the punching mechanism acts, the supporting surface is abutted against a processed workpiece; and the supporting block is provided with a supporting structure hole for the drill bit to pass through. The invention solves the problem of lower service life of the drill bit when the cambered surface or the inclined plane is perforated.

Description

Perforating device for valve processing

Technical Field

The invention relates to the field of valve processing production equipment, in particular to a punching device for valve processing.

Background

The valve is a control component in the fluid conveying system and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, diverting or overflow pressure relief and the like. The prior anti-theft valve structure is shown in Chinese patent application CN 101915333A, and the anti-theft device for the storage tank valve comprises a base, wherein the base is sleeved on a valve body handle through a through hole on the base and fixedly connected to the valve, an openable upper cover is arranged above the base, a first through hole and a second through hole are respectively arranged on the base and the upper cover, and lead seals are arranged in the first through hole and the second through hole in a penetrating manner.

Structurally, through cladding valve handle in an upper cover inside, then through the connecting hole of lead seal protection bolt nut, and then can judge whether the valve has been opened through the lead seal. In the structure, the upper cover is of an arc surface structure, and in order to ensure the structural strength of the upper cover, a metal material with harder texture is required, in the processing process, as the punching on a curved surface is involved, the traditional valve is also provided with a horizontal or vertical mounting lug in advance during casting, and then the mounting lug and the mounting surface of the valve body are punched, and the structure is a plane punching structure, wherein a drill bit and the processing surface are vertically arranged;

for present drilling equipment, if the application angle of force of drill bit is not mutually perpendicular with the face of punching, especially the valve structure that the size is great, and its upper cover's thickness is also great, and the punching process of arcwall face or called inclined plane very causes the eccentric rotation of drill bit easily, leads to the drill bit to appear slight crooked, greatly reduced its life, also can't guarantee the hole site precision of processing out, leads to the valve yields of output to reduce.

Disclosure of Invention

Therefore, the invention provides a perforating device for valve processing, which solves the problem of lower service life of a drill bit when a cambered surface or an inclined plane is perforated.

In order to achieve the above purpose, the invention is realized by the following technical scheme:

the punching device for valve processing comprises a frame, wherein a punching mechanism and a clamping mechanism for fixing a valve are arranged on the frame;

the punching mechanism comprises a main lifter, a driving motor arranged on the main lifter and a driving unit which is matched with the driving motor, wherein the driving unit is connected with at least one drill bit connector, and a drill bit is arranged on the drill bit connector;

the main lifter is provided with a pair of lifters, the output end of each auxiliary lifter is connected with a supporting component through a telescopic rod, each supporting component comprises a supporting block fixedly connected to the end part of the telescopic rod, each supporting block comprises a base and a supporting surface arranged on the base, and when the punching mechanism acts, the supporting surface is abutted against a processed workpiece; the support block is provided with a support structure hole for a drill bit to pass through;

the clamping mechanism comprises two symmetrically distributed clamping cylinders, the output end of each clamping cylinder is hinged to two extension rods, each extension rod is provided with a sliding block, the sliding blocks are hinged to the frame, and the end parts of the extension rods are provided with two vertical supporting rods.

Preferably, a flexible supporting piece is installed on one side surface of the supporting surface, and the flexible supporting piece comprises a universal ball joint arranged at the center of the base, a frame plate installed on the universal ball joint, a plurality of buffer springs arranged on the surface of the frame plate and a supporting plate connected to each buffer spring.

Preferably, the supporting plate is formed by interconnecting a plurality of regular polygon supporting plates, and each buffer spring is respectively connected to the center of each supporting plate.

Preferably, the cross section of the supporting surface is arc-shaped, and an elastic buffer cushion is fixedly connected to the surface of the supporting surface, and the elastic buffer cushion comprises an outer layer elastomer and a plurality of steel balls embedded in the outer layer elastomer.

Preferably, wear-resisting sheets are embedded in the inner walls of the holes of the supporting structure.

Preferably, the junction of the longitudinal strut and the extension rod is provided with an arc-shaped relief opening which is concave.

Preferably, the punching mechanism is arranged above the clamping mechanism.

Preferably, the punching mechanism is arranged at two sides of the clamping mechanism.

By adopting the technical scheme, the invention has the beneficial effects that:

according to the technical scheme, the structure of the supporting component is additionally arranged, when the drill is drilled in the non-vertical direction aiming at the inclined plane or the arc surface, the supporting component is used for carrying out structural support on the drill, the supporting block is fixed with a workpiece to be processed in contact through the auxiliary lifter in advance when in use, then the drill passes through the supporting structure hole on the supporting block under the action of the main lifter, and when the drill is drilled, the supporting structure hole has a certain supporting effect on one radial side of the drill, so that the drill under the abnormal operation is prevented from bending, and the service life of the drill is guaranteed.

In addition, the structure of the supporting block is fixed by another heavy structure aiming at the workpiece, and the variable phase simplifies the traditional workpiece fixing structure.

The structure can be suitable for punching operations of various valve bodies, valve covers and various end covers with different shapes, and has good universality.

Drawings

Fig. 1 is a schematic overall structure of an apparatus according to an embodiment of the present invention.

Fig. 2 is a schematic view of a partial enlarged structure at a in fig. 1.

Fig. 3 is a schematic view of the surface structure of the support plate of the flexible support.

Fig. 4 is a schematic top view of a clamping mechanism according to an embodiment of the invention.

Fig. 5 is a schematic cross-sectional structural view of the flexible support.

Reference numerals: 100. a frame; 1. a main lifter; 2. a driving motor; 21. a driving unit; 22. a drill bit connector; 3. a sub-lifter; 4. a support assembly; 41. a telescopic rod; 42. a support block; 421. a base; 422. a support surface; 423. a support structure aperture; 424. wear-resistant plate; 42a, an outer layer elastomer; 42b, steel balls; 5. a flexible support; 51. a universal ball joint; 52. a frame plate; 53. a buffer spring; 54. a support plate; 541. a support sheet; 542. a connecting spring; 5a, fixing the support; 6. a clamping cylinder; 61. an extension rod; 62. a slide block; 63. a longitudinal strut; 64. arc-shaped relief opening.

Detailed Description

The following describes embodiments of the present invention in detail with reference to specific examples, so as to solve the technical problem by applying the technical means to the present invention, and the implementation process for achieving the technical effect can be fully understood and implemented accordingly.

Example 1

Referring to fig. 1 to 4, a perforating device for valve processing comprises a frame 100, wherein a perforating mechanism and a clamping mechanism for fixing a valve are arranged on the frame 100.

The punching mechanism comprises a main lifter 1, a driving motor 2 arranged on the main lifter 1 and a driving unit 21 which is matched with the driving motor, wherein the driving unit 21 is connected with two drill bit connectors 22, and drill bits are arranged on the drill bit connectors 22, wherein the two drill bit connectors 22 are symmetrically distributed; the driving unit 21 is a gear transmission assembly connected to the output shaft of the driving motor 2.

A pair of lifters 3 are arranged on the main lifter 1, wherein the main lifter 1 and the pair of lifters 3 are driven by a screw rod lifting structure matched with a motor; the output end of the auxiliary lifter 3 is connected with a supporting component 4 through a telescopic rod 41, the supporting component 4 comprises a supporting block 42 fixedly connected to the end part of the telescopic rod 41, the supporting block 42 comprises a base 421 and a supporting surface 422 arranged on the base 421, and when the punching mechanism acts, the supporting surface 422 is abutted against a processed workpiece; the supporting block 42 is provided with a supporting structure hole 423 for a drill to pass through; the inner wall of the supporting structure hole 423 is embedded with a wear-resisting piece 424, and the wear-resisting piece 424 is made of ceramic wear-resisting pieces and is looped around the inner wall of the supporting structure hole 423.

According to the technical scheme, the structure of the supporting component 4 is additionally arranged, when the drilling is carried out on the inclined plane or the arc surface in a non-vertical direction, the supporting component 4 is used for carrying out structural support on the drill bit, the supporting block 42 is fixedly contacted with a workpiece to be processed in advance through the auxiliary lifter 3 when in use, then the drill bit is driven by the main lifter 1 to move downwards, passes through the supporting structure hole 423 on the supporting block 42, and the telescopic rod 41 synchronously stretches and contracts in the downward moving process; when drilling, the supporting structure holes 423 have a certain supporting effect on one radial side of the drill bit, so that the drill bit under the abnormal operation is prevented from bending, and the service life of the drill bit is ensured.

In addition, the structure of the support block 42 also has another heavy structure fixation for the workpiece, and the variable phase simplifies the traditional workpiece fixation structure.

Structurally, a flexible supporting member 5 is mounted on one side surface of the supporting surface 422, and the flexible supporting member 5 includes a universal ball joint 51 disposed in the center of the base 421, a frame plate 52 mounted on the universal ball joint 51, a plurality of buffer springs 53 disposed on the surface of the frame plate 52, and a supporting plate 54 connected to each buffer spring 53. In this embodiment, the two sides of the flexible supporting member 5 are fixed supporting members 5a with stable structure, the flexible supporting member 5 is separated from the fixed supporting members 5a on two sides, and when the supporting surface 422 contacts with the workpiece, the fixed supporting members 5a on two sides contact with the workpiece, and then irregular protrusions, nameplates, pouring surfaces and other irregular surfaces possibly existing on the workpiece are applicable through the flexible supporting member 5; structurally, the supporting plate 54 is formed by interconnecting a plurality of regular polygonal supporting plates 541, and each of the buffer springs 53 is respectively connected to the center of each of the supporting plates 541, wherein each of the buffer springs 53 is independent from each other, and each of the supporting plates 541 is connected to each other at one side; the connection is interconnected by a small-sized connection spring 542 to ensure that each support piece 541 is sufficiently reset.

In this embodiment, the clamping mechanism includes two symmetrically distributed clamping cylinders 6, the output end of each clamping cylinder 6 is hinged to two extension rods 61, each extension rod 61 is provided with a sliding block 62, the sliding blocks 62 are hinged to the frame 100, and two vertical support rods 63 are arranged at the end parts of the extension rods 61. In the clamping process, aiming at the valve body, the opening and closing angle between the two extension rods 61 can be adjusted through the extension and contraction of the clamping cylinder 6, so that the longitudinal support rods 63 extend into the inner wall of the water outlet or water inlet of the valve body and are abutted and fixed; or each longitudinal strut 63 is positioned on the outer wall of the valve body and is contacted with the outer surface of the valve body; when a disc-shaped or cake-shaped or low-height columnar structure is processed, an inward concave arc-shaped yielding opening 64 is arranged at the joint of the longitudinal strut 63 and the extension rod 61, and a workpiece can be clamped through the arc-shaped yielding openings 64 on the four extension rods 61.

The clamping mechanism with the structure can be suitable for the use requirements under different conditions, and the equipment is ensured to be suitable for various use requirements; it should be noted that the length of the longitudinal struts 63 cannot be too high to avoid interference with the support blocks 42.

In this embodiment, the punching mechanism is disposed above the clamping mechanism. That is, the structure adopted in this embodiment is vertical punching, and may be adjusted according to the requirement, and the punching mechanism is disposed on two sides of the clamping mechanism, that is, designed as a horizontal structure, and the positions of the mechanisms may be adjusted according to the requirement, which will not be described herein.

Example two

Referring to fig. 5, compared with the first embodiment, the cross section of the supporting surface 422 is circular arc, and an elastic cushion is fixedly connected to the surface of the supporting surface, and the elastic cushion includes an outer layer elastic body 42a and a plurality of steel balls 42b embedded in the outer layer elastic body 42 a. This structure is relatively simple, requiring the pre-production of the elastic cushion; in use, the elastic cushion at the supporting structure hole 423 needs to be filled with lubricating oil, and the elastic body needs to be made of wear-resistant rubber material with wear resistance; in use, the auxiliary lifter 3 needs to drive the elastic buffer pad in advance to contact with the workpiece and apply a certain force to automatically displace the steel balls 42b inside so as to enable the shape of the elastic buffer pad to be matched with the shape of the workpiece; with this structure, the inner steel balls 42b need to be small enough, and the grease needs to be filled between the steel balls 42b to ensure the realization of displacement.

Compared with the first embodiment, the structure is suitable for producing workpieces with regular external dimensions; and is also applicable to the case of single bit operation.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. Perforating device is used in valve processing, its characterized in that:

the valve comprises a frame (100), wherein a punching mechanism and a clamping mechanism for fixing a valve are arranged on the frame (100);

the punching mechanism comprises a main lifter (1), a driving motor (2) arranged on the main lifter (1) and a driving unit (21) which is matched with the driving motor, wherein the driving unit (21) is connected with at least one drill bit connector (22), and a drill bit is arranged on the drill bit connector (22);

the main lifter (1) is provided with a pair of lifters (3), the output end of the pair of lifters (3) is connected with a supporting component (4) through a telescopic rod (41), the supporting component (4) comprises a supporting block (42) fixedly connected to the end part of the telescopic rod (41), the supporting block (42) comprises a base (421) and a supporting surface (422) arranged on the base (421), and when the punching mechanism acts, the supporting surface (422) is abutted to a processed workpiece; the supporting block (42) is provided with a supporting structure hole (423) for a drill bit to pass through;

the clamping mechanism comprises two symmetrically distributed clamping cylinders (6), the output end of each clamping cylinder (6) is hinged with two extension rods (61), each extension rod (61) is provided with a sliding block (62), each sliding block (62) is hinged on the frame (100), and the end part of each extension rod (61) is provided with two vertical supporting rods (63);

a flexible supporting piece (5) is arranged on one side surface of the supporting surface (422), and the flexible supporting piece (5) comprises a universal ball joint (51) arranged in the center of the base (421), a frame plate (52) arranged on the universal ball joint (51), a plurality of buffer springs (53) arranged on the surface of the frame plate (52) and a supporting plate (54) connected to each buffer spring (53);

the supporting plate (54) is formed by connecting a plurality of regular polygon supporting plates (541) with each other, and each buffer spring (53) is respectively connected to the center of each supporting plate (541).

2. The valve-processing punch apparatus of claim 1, wherein: the cross section of the supporting surface (422) is arc-shaped, and an elastic buffer pad is fixedly connected to the surface of the supporting surface, and the elastic buffer pad comprises an outer layer elastic body (42 a) and a plurality of steel balls (42 b) embedded in the outer layer elastic body (42 a).

3. The valve-processing punch apparatus of claim 1, wherein: wear-resisting piece (424) is embedded to bearing structure hole (423) inner wall.

4. A valve-processing punch apparatus as set forth in claim 3, wherein: an inward concave arc-shaped relief opening (64) is formed at the joint of the longitudinal strut (63) and the extension rod (61).

5. A valve-processing punch apparatus according to any one of claims 1-4, wherein: the punching mechanism is arranged above the clamping mechanism.

6. A valve-processing punch according to any one of claims 1-4, wherein the punch mechanism is provided on both sides of the clamp mechanism.