CN211029555U

CN211029555U - Multifunctional valve grinding machine

Info

Publication number: CN211029555U
Application number: CN201922201497.4U
Authority: CN
Inventors: 韩英林; 赵国涛
Original assignee: Shenyang Bohua Electric Power Equipment Manufacturing Co ltd
Current assignee: Shenyang Bohua Electric Power Equipment Manufacturing Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-07-17
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a multi-functional valve grinds machine, including grinding base, multidirectional adjustment support, telescopic grinding rod, gearbox, motor, grinding head and abrasive disc, multidirectional adjustment support is located on the grinding base, be equipped with the retaining member on the multidirectional adjustment support, telescopic grinding rod is located multidirectional adjustment support through the retaining member on, telescopic grinding rod includes the fixed body, grinds flexible drive mechanism and flexible grinding head mounting, the fixed body is located on the multidirectional adjustment support, the fixed body head end is located to the gearbox, the motor is located on the gearbox. The utility model belongs to the technical field of the valve is repaired, specifically provide a practicality height, easy operation, rational in infrastructure, adopt components of a whole that can function independently design, convenient to carry, make the range of processing increase at double, the machining precision is high through flexible design, the range of application is wide, a tractor serves several purposes, practices thrift the cost, applicable multi-functional valve that repairs grinding work in the multiunit valve grinds the machine.

Description

Multifunctional valve grinding machine

Technical Field

The utility model belongs to the technical field of the valve is repaired, specifically indicate a multi-functional valve grinds machine.

Background

The valve grinder is suitable for the on-site quick repair of gas, water and oil delivery valves in the industries of electricity, petroleum and chemical industry. In the prior art, the valve grinding machine has single function and narrow application range, and can be mostly used for repairing a single variety of valves; if the valve with a plurality of types is required to be repaired, valve grinders with a plurality of types and specifications are required to be prepared; the existing valve grinding machine is complex in structure, high in manufacturing cost, heavy in size and not beneficial to field operation, in addition, the grinding disc can not be adjusted in size generally, and a small number of grinding machines with extremely complex structures can be adjusted in size, but the precision is not high.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned current difficult problem, the utility model provides a practicality is high, easy operation, rational in infrastructure, adopts components of a whole that can function independently design, convenient to carry, makes the range of processing increase at double, the machining precision is high through flexible design, and the range of application is wide, and a tractor serves several purposes practices thrift the cost, and is applicable in the multi-functional valve grinding machine of multiunit valve repair grinding work.

The utility model adopts the following technical scheme: the utility model relates to a multifunctional valve grinder, which comprises a grinding base, a multidirectional adjusting bracket, a telescopic grinding rod, a gear box, a motor, a grinding head and a grinding disc, wherein the multidirectional adjusting bracket is arranged on the grinding base, a locking piece is arranged on the multidirectional adjusting bracket, the telescopic grinding rod is arranged on the multidirectional adjusting bracket through the locking piece, the telescopic grinding rod comprises a fixed body, a grinding telescopic transmission mechanism and a telescopic grinding head fixing piece, the fixed body is arranged on the multidirectional adjusting bracket, the gear box is arranged at the head end of the fixed body, the motor is arranged on the gear box, the output end of the motor is connected with the input end of the gear box, the telescopic grinding rod is connected with the output end of the gear box, the motor drives the telescopic grinding rod to rotate through the gear box, the telescopic grinding head fixing piece is telescopically arranged at the tail end of the fixed body, and the, the grinding head is detachably arranged on the lower wall of the fixed hinged part, the lower wall of the grinding head is provided with a clamping protrusion, the upper wall of the grinding disc is provided with a clamping groove, the clamping protrusion is clamped in the clamping groove, the grinding disc is rotatably clamped below the grinding head through the clamping groove and the clamping protrusion, the upper wall of the grinding disc is provided with a grinding transmission gear around the circle center of the grinding disc, the grinding telescopic transmission mechanism is arranged in the fixed body and comprises a rotary outer shaft body, a transmission telescopic inner shaft, a universal joint I, a universal joint II, a transmission rod and a conical gear, the rotary outer shaft body is rotatably arranged in the fixed body, the head end of the rotary outer shaft body is connected with the output end of the gearbox, the transmission telescopic inner shaft is telescopically and slidably arranged in the rotary outer shaft body, the inner wall of the rotary outer shaft body is provided with inner, the inner transmission telescopic shaft is meshed with the outer rotating shaft through outer teeth and inner teeth, the gearbox drives the outer rotating shaft to rotate, the outer rotating shaft drives the inner transmission telescopic shaft to rotate, the transmission rod is connected with the inner transmission telescopic shaft through a first universal joint, the conical gear is rotatably arranged on the grinding head and is connected with the conical gear through a second universal joint, the first universal joint and the second universal joint are arranged at two ends of the transmission rod, the conical gear is meshed with the grinding transmission gear, the inner transmission telescopic shaft drives the transmission rod to rotate through the first universal joint, the transmission rod drives the conical gear to rotate through the second universal joint, the conical gear drives the grinding disc to rotate to grind the valve, the transmission effect is good, the inner transmission telescopic shaft can stretch out and draw back along the outer rotating shaft, the grinding depth is increased, and the processing range is increased in multiples.

Further, the grinding head includes stop valve grinding head and gate valve grinding head, the stop valve grinding head can be dismantled through the bolt and locate on the fixed articulated elements, the stop valve grinding head is used for grinding stop valve and similar valve specially, the gate valve grinding head can be dismantled through the bolt and locate on the fixed articulated elements, the gate valve grinding head is used for grinding gate valve and similar valve specially, can grind multiple valve, and a tractor serves several purposes practices thrift the cost, the abrasive disc includes big abrasive disc, well abrasive disc and little abrasive disc, and the abrasive disc of three kinds of specifications can select according to the valve bore, and the precision is high and the work transmission is steady reliable.

Further, multidirectional adjustment support is including adjustment mount, rotation lead screw, articulated sleeve and L shape adjustment articulated elements, the adjustment mount is rotatable to be located on grinding the base, be equipped with slip articulated rod one and slip articulated rod two on the adjustment mount, the oblique top of slip articulated rod one is located to slip articulated rod two, articulated sleeve slides and articulates to locate on the slip articulated rod one, it cup joints and locates in the articulated sleeve to rotate the lead screw, L shape adjustment articulated elements middle part corner slides and articulates to locate on the slip articulated rod two, the one end of L shape adjustment articulated elements slides and locates on rotating the lead screw and with rotation lead screw thread engagement, on the other end lateral wall of L shape adjustment articulated elements is located to the fixed body rigid coupling, rotates the lead screw and rotates to drive L shape adjustment articulated elements and slide along rotating the lead screw to drive the angle of L shape adjustment articulated elements rotation regulation telescopic grinding rod, so that adapt to different processing situations, six positions are adjusted wantonly, and are nimble reliable.

Furthermore, the telescopic grinding rod and the gearbox are made of aluminum alloy materials, so that the telescopic grinding rod is light in weight, good in strength and convenient to carry.

Furthermore, the inner wall of the tail end of the rotating outer shaft body is provided with a limiting ring, the inner diameter of the limiting ring is smaller than the diameter of the inner teeth of the transmission telescopic inner shaft, and the limiting ring can prevent the transmission telescopic inner shaft from being excessively stretched to be separated from the rotating outer shaft body.

Preferably, be equipped with the rubber layer between internal tooth and the external tooth, the rubber layer increases the frictional force between internal tooth and the external tooth, avoids the flexible inner shaft of transmission to rock along rotatory outer axis body under the effect of no external force, influences valve and grinds quick-witted job stabilization.

Preferably, the bottom wall of the grinding base is provided with a three-point chuck structure, so that the multifunctional valve grinding machine can be conveniently fixed on the end face of a valve.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the multifunctional valve grinding machine is reasonable in design, low in cost and simple and convenient to operate, adopts a telescopic design, enables the range of the processing depth to be multiplied, is stable in transmission of a telescopic transmission mechanism, ensures stable grinding quality, adopts a split disassembly and assembly design, is light to use, is particularly beneficial to field work, is provided with a plurality of grinding heads with different specifications, is convenient to assemble, enlarges the application range, has multiple purposes and saves the use cost; the telescopic grinding rod, the gear box and the grinding head are made of aluminum alloy, and the grinding disc is designed into three specifications of large, medium and small, so that the diameter processing range is multiplied.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partially enlarged view of a portion B of fig. 1.

Wherein, 1, a grinding base, 2, a multidirectional adjusting bracket, 3, a telescopic grinding rod, 4, a gear box, 5, a motor, 6, a grinding head, 7, a grinding disc, 8, a locking piece, 9, a fixing body, 10, a grinding telescopic transmission mechanism, 11, a telescopic grinding head fixing piece, 12, a fixing hinge piece, 13, a clamping protrusion, 14, a clamping groove, 15, a grinding transmission gear, 16, a rotating outer shaft body, 17, a transmission telescopic inner shaft, 18, a first universal joint, 19, a second universal joint, 20, a transmission rod, 21, a bevel gear, 22, inner teeth, 23, outer teeth, 24, a stop valve grinding head, 25, a gate valve grinding head, 26, a large grinding disc, 27, a middle grinding disc, 28, a small grinding disc, 29, an adjusting fixing frame, 30, a rotating lead screw, 31, a hinge sleeve, 32, L-shaped adjusting parts, 33, a first sliding hinge rod, 34, a second sliding hinge rod, 35 and a limiting ring,

Detailed Description

The technical solution of the present invention will be described in further detail with reference to specific embodiments, and all the parts of the present invention not described in detail in the technical features or the connection relation are the prior art.

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model relates to a multi-functional valve grinder, which comprises a grinding base 1, a multi-directional adjusting bracket 2, a telescopic grinding rod 3, a gear box 4, a motor 5, a grinding head 6 and a grinding disc 7, wherein the multi-directional adjusting bracket 2 is arranged on the grinding base 1, a locking member 8 is arranged on the multi-directional adjusting bracket 2, the telescopic grinding rod 3 is arranged on the multi-directional adjusting bracket 2 through the locking member 8, the telescopic grinding rod 3 comprises a fixed body 9, a grinding telescopic transmission mechanism 10 and a telescopic grinding head fixing member 11, the fixed body 9 is arranged on the multi-directional adjusting bracket 2, the gear box 4 is arranged at the head end of the fixed body 9, the motor 5 is arranged on the gear box 4, the output end of the motor 5 is connected with the input end of the gear box 4, the telescopic grinding rod 3 is connected with the output end of the gear box 4, the telescopic grinding, the tail end of the telescopic grinding head fixing piece 11 is hinged with a fixing hinged part 12, the grinding head 6 is detachably arranged on the lower wall of the fixing hinged part 12, the lower wall of the grinding head 6 is provided with a clamping protrusion 13, the upper wall of the grinding disc 7 is provided with a clamping groove 14, the clamping protrusion 13 is clamped in the clamping groove 14, the grinding disc 7 can be rotatably clamped below the grinding head 6 through the clamping groove 14 and the clamping protrusion 13, the upper wall of the grinding disc 7 is provided with a grinding transmission gear 15 by taking the circle center of the circle of the grinding disc 7 as the circle center, the grinding telescopic transmission mechanism 10 is arranged in the fixing body 9, the grinding telescopic transmission mechanism 10 comprises a rotary outer shaft body 16, a transmission telescopic inner shaft 17, a first universal joint 18, a second universal joint 19, a transmission rod 20 and a conical gear 21, the rotary outer shaft body 16 is rotatably arranged in the fixing body 9, and the head end of, the inner transmission telescopic shaft 17 is arranged in the outer rotating shaft 16 in a telescopic sliding mode, inner teeth 22 are arranged on the inner wall of the outer rotating shaft 16, outer teeth 23 are arranged on the outer circumferential wall of the inner transmission telescopic shaft 17, the inner transmission telescopic shaft 17 is meshed and connected with the outer rotating shaft 16 through the outer teeth 23 and the inner teeth 22, the transmission rod 20 is connected with the inner transmission telescopic shaft 17 through a first universal joint 18, the conical gear 21 is rotatably arranged on the grinding head 6, the transmission rod 20 is connected with the conical gear 21 through a second universal joint 19, the first universal joint 18 and the second universal joint 19 are arranged at two ends of the transmission rod 20, and the conical gear 21 is meshed with the grinding transmission gear 15.

The grinding head 6 comprises a stop valve grinding head 24 and a gate valve grinding head 25, the stop valve grinding head 24 is detachably arranged on a fixed hinge 12 through bolts, the gate valve grinding head 25 is detachably arranged on the fixed hinge 12 through bolts, the grinding disc 7 comprises a large grinding disc 26, a middle grinding disc 27 and a small grinding disc 28, the multidirectional adjusting bracket 2 comprises an adjusting fixing frame 29, a rotating screw rod 30, a hinge sleeve 31 and an L-shaped adjusting hinge 32, the adjusting fixing frame 29 is rotatably arranged on the grinding base 1, a sliding hinge rod I33 and a sliding hinge rod II 34 are arranged on the adjusting fixing frame 29, the sliding hinge rod II 34 is arranged obliquely above the sliding hinge rod I33, the hinge sleeve 31 is slidably and hinged on the sliding hinge rod I33, the rotating screw rod 30 is sleeved in the hinge sleeve 31, the middle of the L-shaped hinge rod is slidably and hinged on the sliding hinge rod II 34, one end of the L-shaped adjusting hinge 32 is slidably arranged on the rotating hinge rod I30 and is in threaded engagement with the rotating hinge rod I30, the fixing body 9 is fixedly arranged on the side wall of the L-shaped adjusting hinge 32, the outer side wall of the telescopic screw rod II is provided with a telescopic screw rod 3, the inner gear box, the inner wall of the inner gear box is provided with a limiting ring structure, the inner wall of the aluminum alloy material, the inner gear box, the inner wall of the outer gear box is.

When the grinding base 1, the multidirectional adjusting bracket 2, the telescopic grinding rod 3 and the gearbox 4 are assembled together through bolts when the grinding base is used specifically, the motor 5 is connected with the input end of the gearbox 4, a grinding head 6 and a grinding disc 7 which are suitable are selected according to the type and the diameter of a valve, the grinding head 6 is fixed on a fixed hinge joint 12 through bolts, the grinding disc 7 can be rotatably clamped below the grinding head 6 through a clamping groove 14 and a clamping protrusion 13, at the moment, a conical gear 21 is arranged above the grinding disc 7 and meshed with a grinding transmission gear 15, the conical gear 21 and a universal joint II 19 are assembled together, a user fixes the grinding base 1 on the end face of the valve through a three-point chuck structure, a fixing frame 29 is rotatably adjusted according to the position and the angle of the valve, the grinding disc 7 is positioned above the valve, a rotary rotating screw rod 30 enables an L-shaped adjusting hinge joint 32 to slide along a rotating screw rod 30 to drive an L-shaped hinge joint 32 to rotatably adjust the angle of the telescopic grinding rod 3, and holds the rotating screw rods 30 and L-adjusting hinge joint 32 to drive an inner shaft 3 to rotate an outer shaft to drive an outer shaft of the telescopic transmission rod 16 to rotate the grinding disc 16, the grinding disc 7 to drive the rotating shaft 7 to rotate the rotating shaft 17, the rotating shaft to drive the rotating shaft 7 to rotate the grinding head to rotate the telescopic transmission rod 16, the grinding disc to rotate, the valve to rotate the grinding disc 7, the outer shaft 17, the grinding disc 16, the grinding disc to rotate, the outer shaft 7, the outer shaft 17, the grinding disc 16, the grinding disc to rotate, the grinding disc 16, the grinding disc is convenient for grinding disc to rotate, the grinding disc 7, the grinding disc to rotate.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a multi-functional valve grinds machine which characterized in that: the grinding machine comprises a grinding base, a multidirectional adjusting support, a telescopic grinding rod, a gearbox, a motor, a grinding head and a grinding disc, wherein the multidirectional adjusting support is arranged on the grinding base, a locking member is arranged on the multidirectional adjusting support, the telescopic grinding rod is arranged on the multidirectional adjusting support through the locking member, the telescopic grinding rod comprises a fixing body, a grinding telescopic transmission mechanism and a telescopic grinding head fixing member, the fixing body is arranged on the multidirectional adjusting support, the gearbox is arranged at the head end of the fixing body, the motor is arranged on the gearbox, the output end of the motor is connected with the input end of the gearbox, the telescopic grinding rod is connected with the output end of the gearbox, the telescopic grinding head fixing member is arranged at the tail end of the fixing body in a telescopic mode, a fixed hinged part is hinged to the tail end of the telescopic grinding head fixing member, the grinding head lower wall is provided with a clamping protrusion, the grinding disc upper wall is provided with a clamping groove, the clamping protrusion is clamped in the clamping groove, the grinding disc is rotatably clamped below the grinding head through the clamping groove and the clamping protrusion, the grinding disc upper wall is provided with a grinding transmission gear by taking the circle center of the grinding disc as the circle center circumference, the grinding telescopic transmission mechanism is arranged in a fixed body and comprises a rotary outer shaft body, a transmission telescopic inner shaft, a first universal joint, a second universal joint, a transmission rod and a conical gear, the rotary outer shaft body is rotatably arranged in the fixed body, the head end of the rotary outer shaft body is connected with the output end of a gearbox, the transmission telescopic inner shaft is telescopically and slidably arranged in the rotary outer shaft body, the inner wall of the rotary outer shaft body is provided with internal teeth, external teeth are arranged on the circumferential outer wall of the transmission telescopic inner shaft, and the transmission telescopic, the transmission rod is connected with the transmission telescopic inner shaft through a first universal joint, the conical gear is rotatably arranged on the grinding head and connected with the conical gear through a second universal joint, the first universal joint and the second universal joint are arranged at two ends of the transmission rod, and the conical gear is meshed with the grinding transmission gear.

2. A multi-functional valve grinder as claimed in claim 1, wherein: the grinding head includes stop valve grinding head and gate valve grinding head, the stop valve grinding head can be dismantled through the bolt and locate on the fixed articulated elements, the gate valve grinding head can be dismantled through the bolt and locate on the fixed articulated elements, the abrasive disc includes big abrasive disc, well abrasive disc and little abrasive disc.

3. The multifunctional valve grinder of claim 1, wherein the multi-directional adjustment bracket comprises an adjustment fixing frame, a rotary screw rod, a hinge sleeve and an L-shaped adjustment hinge member, the adjustment fixing frame is rotatably disposed on the grinding base, the adjustment fixing frame is provided with a first sliding hinge rod and a second sliding hinge rod, the second sliding hinge rod is disposed obliquely above the first sliding hinge rod, the hinge sleeve is slidably and hingedly disposed on the first sliding hinge rod, the rotary screw rod is sleeved in the hinge sleeve, a middle corner of the L-shaped adjustment hinge member is slidably and hingedly disposed on the second sliding hinge rod, one end of the L-shaped adjustment hinge member is slidably disposed on the rotary screw rod and is in threaded engagement with the rotary screw rod, and the fixing body is fixedly connected to a side wall of the other end of the L-shaped adjustment hinge member.

4. A multi-functional valve grinder as claimed in claim 1, wherein: the telescopic grinding rod and the gear box are made of aluminum alloy materials.

5. A multi-functional valve grinder as claimed in claim 1, wherein: and a limiting ring is arranged on the inner wall of the tail end of the rotating outer shaft body, and the inner diameter of the limiting ring is smaller than the diameter of the inner teeth of the transmission telescopic inner shaft.

6. A multi-functional valve grinder as claimed in claim 1, wherein: and a rubber layer is arranged between the internal teeth and the external teeth.

7. A multi-functional valve grinder as claimed in claim 1, wherein: the grinding base bottom wall is provided with a three-point chuck structure.