CN208703075U - A kind of helical gear worm decelerating machine - Google Patents

Abstract

The utility model relates to speed reduction gearing technical fields, and disclose a kind of helical gear worm decelerating machine, including pedestal, organism is fixedly mounted in the top of the pedestal, it is fixedly installed with prime mover positioned at left side of machine body at the top of the pedestal, the output shaft of prime mover is fixedly connected with inputting shaft, and the other end of inputting shaft is through body and extends to the inside of body and fixing sleeve is connected to female gear, the bottom end engagement of female gear is connected with sub- gear, and the outer surface fixing sleeve of sub- gear is connected to shaft.The helical gear worm decelerating machine, pass through the mutual cooperation between gear pipe and pressure cap, when the pressure of internal body is excessive, pressure will push pressure cap and separate with gear pipe, extra air pressure is emitted by relief tube and by pressure relief opening, keeps the pressure of internal body uniform, and thermal expansion between each part of speed reducer and sealing is avoided to generate difference, the normal use for influencing speed reducer, increases the service life of the gear worm speed reducer.

Description

A kind of helical gear worm decelerating machine

Technical field

The utility model relates to speed reduction gearing technical field, specially a kind of helical gear worm decelerating machine.

Background technique

Helical gear worm decelerating machine is Novel speed-reducing transmission device, with small in size, light-weight, transmitting torque is big, starts Steadily, transmission ratio is classified the properties such as fine, is widely used in the speed reducer of the various mechanical equipments such as metallurgy, mine, lifting, building Structure.

Due to being sliding friction transmission between the worm gear and worm screw of helical gear worm decelerating machine, can be generated in operation more Heat cannot achieve inside speed reducer and press, causes the pressure in case higher and higher, and existing helical gear worm decelerating machine is let out It presses function poor, thermal expansion between each part of speed reducer and sealing is caused to generate difference, to form gap, shadow in each mating surface The normal use of speed reducer is rung, in order to reduce the abrasion between speed reducer inner body, speed reducer can be in cabinet before work Lubricating oil is added, since cabinet is sealing, operator can not see whether the intracorporal oil mass of case closes clearly when adding lubricating oil Suitable, if volume read-out is excessive, a large amount of grease accumulations will lead to oil leak in axle envelope, faying face etc., cause resource unrestrained Take, if volume read-out is very few, the case where being easy to cause the friction between speed reducer inner body excessive, speed reducer caused to damage, The service life for influencing speed reducer, reduces the practicability of speed reducer.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of helical gear worm decelerating machine, has decompression function It is good and poor convenient for the advantages of oil mass, solving existing helical gear worm decelerating machine decompression function inside observation speed reducer, it leads It causes thermal expansion between each part of speed reducer and sealing to generate difference, to form gap in each mating surface, is influencing speed reducer just It is often used, in order to reduce the abrasion between speed reducer inner body, before work lubricating oil can be added in speed reducer in cabinet, by It is sealing in cabinet, whether operator can not see the intracorporal oil mass of case clearly when adding lubricating oil suitable, if volume read-out Excessively, a large amount of grease accumulations will lead to oil leak in axle envelope, faying face etc., result in waste of resources, if volume read-out It is very few, the case where being easy to cause the friction between speed reducer inner body excessive, speed reducer is caused to damage, influence making for speed reducer With the service life, the problem of reducing speed reducer practicability.

The utility model provides the following technical solutions: a kind of helical gear worm decelerating machine, including pedestal, the top of the pedestal Organism is fixedly mounted in portion, is fixedly installed with prime mover positioned at left side of machine body at the top of the pedestal, described prime mover it is defeated Shaft is fixedly connected with inputting shaft, and the other end of the inputting shaft is through body and extends to the inside of body and fixing sleeve is connected to The bottom end engagement of female gear, mother's gear is connected with sub- gear, and the outer surface fixing sleeve of the sub- gear is connected to shaft, described The left end of shaft and the inner wall pivot bush unit of left side of machine body, the outer surface movable sleeve of the shaft are connected to support column, the shaft Right end be fixedly attached dynamic turbine, the right end engagement of the power turbine is connected with transmission turbine, the transmission turbine Outer surface fixing sleeve is connected to force-output shaft, one end of the force-output shaft and the inner wall pivot bush unit of body, the force-output shaft it is another End is through body and extends to the positive outside of body, and the right side fixation of the body is communicated with communicating pipe, the communicating pipe The other end it is fixed be communicated with oil pipe, the top of the oil pipe is fixed to be communicated with observation tube, the fixed connection in the top of the body There is relief tube, the inner wall fixing sleeve of the relief tube is connected to gear pipe, and the top movable of the gear pipe is socketed with pressure cap, the pressure Connecting rod is fixedly installed at the top of power cap, the other end movable sleeve of the connecting rod is connected to connecting tube, the top of the connecting tube It is fixedly connected at the top of portion and gear tube cavity, one end that the connecting rod is located inside connecting tube is fixedly connected with link block, institute The outer surface movable sleeve for stating connecting rod is connected to spring inside connecting tube, the fixed connection in the top of the relief tube two sides There is pressure relief opening.

Preferably, the power turbine and transmission turbine are helical gear, and the teeth of power turbine and transmission turbine Teeth are adapted.

Preferably, the top of the spring is fixedly connected with the bottom of link block, in the bottom end and connecting tube of the spring The bottom of chamber is fixedly connected.

Preferably, the shape of the observation tube is cylinder, and observation tube is tempered glass pipe.

Preferably, the support column is between sub- gear and power turbine, and the bottom end of support column and body inner cavity Bottom is fixedly connected.

Preferably, the diameter of the smooth outer surface of the connecting rod, the pressure cap inner wall is adapted with the diameter of gear pipe.

Be compared with the prior art, the utility model have it is following the utility model has the advantages that

1, helical gear worm decelerating machine, by the mutual cooperation between gear pipe and pressure cap, when the pressure of internal body When excessive, pressure will push pressure cap and separate with gear pipe, and extra air pressure is emitted by relief tube and by pressure relief opening, make machine The pressure in internal portion is uniform, and thermal expansion between each part of speed reducer and sealing is avoided to generate difference, influences normally making for speed reducer With increasing the service life of the gear worm speed reducer.

2, helical gear worm decelerating machine, by the mutual cooperation of observation tube and communicating pipe, when in the oil mass of internal body When rising, oil mass can flow into observation tube by communicating pipe and oil pipe, make the oil level of internal body and the oil level phase inside observation tube Together, operator is the oil mass that can determine whether internal body by the oil level inside observation observation tube, avoids refueling excessive or very few Speed reducer normal use is influenced, the practicability of the gear worm speed reducer is increased.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the positive structure diagram of the utility model；

Fig. 3 is enlarged structure schematic diagram at the utility model A.

In figure: 1, pedestal；2, body；3, prime mover；4, inputting shaft；5, female gear；6, sub- gear；7, shaft；8, it supports Column；9, power turbine；10, it is driven turbine；11, force-output shaft；12, communicating pipe；13, oil pipe；14, observation tube；15, relief tube；16, Gear pipe；17, pressure cap；18, connecting rod；19, connecting tube；20, link block；21, spring；22, pressure relief opening.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3, a kind of helical gear worm decelerating machine, including pedestal 1 are please referred to, organism is fixedly mounted in the top of pedestal 1 2, the top of pedestal 1 is fixedly installed with prime mover 3 positioned at 2 left side of body, the model Y80M1-4 of prime mover 3, prime mover 3 Output shaft be fixedly connected with inputting shaft 4, the other end of inputting shaft 4 is through body 2 and extends to inside and the fixing sleeve of body 2 It is connected to female gear 5, the bottom end engagement of female gear 5 is connected with sub- gear 6, and the outer surface fixing sleeve of sub- gear 6 is connected to shaft 7, turns The inner wall pivot bush unit in 2 left side of left end and body of axis 7, the outer surface movable sleeve of shaft 7 are connected to support column 8, and support column 8 is located at Between sub- gear 6 and power turbine 9, and the bottom end of support column 8 is fixedly connected with the bottom of 2 inner cavity of body, and support column 8 can be kept away Exempt from the speed reducer and run in excessive because being shaken the influence of power that the position of shaft 7 is caused to shift, the deceleration can be made Machine is more stable, and the right end of shaft 7 is fixedly attached dynamic turbine 9, and power turbine 9 and transmission turbine 10 are helical gear, and The teeth of power turbine 9 are adapted with the teeth of transmission turbine 10, make power turbine 9 and the connection being driven between turbine 10 more Closely, it prevents power turbine 9 and the gap being driven between turbine 10 excessive, causes to shake when rotation, influence the speed reducer Stability, and can reduce power turbine 9 and be driven turbine 10 between frictional force, increase the speed reducer use the longevity Life, the right end engagement of power turbine 9 are connected with transmission turbine 10, and the outer surface fixing sleeve of transmission turbine 10 is connected to force-output shaft 11, The other end of one end of force-output shaft 11 and the inner wall pivot bush unit of body 2, force-output shaft 11 through body 2 and extends to body 2 just The outside in face, the right side of body 2 is fixed to be communicated with communicating pipe 12, and the other end fixation of communicating pipe 12 is communicated with oil pipe 13, oil The top fixation of pipe 13 is communicated with observation tube 14, the oil by the mutual cooperation of observation tube 14 and communicating pipe 12, inside body 2 When amount rises, oil mass can flow into observation tube 14 by communicating pipe 12 and oil pipe 13, make oil level and observation tube 14 inside body 2 Internal oil level is identical, and operator is the oil mass that can determine whether inside body 2 by the oil level inside observation observation tube 14, avoids It refuels excessive or very few influence speed reducer normal use, increases the practicability of the gear worm speed reducer, the shape of observation tube 14 Shape is cylinder, and observation tube 14 is tempered glass pipe, and operator can be facilitated to observe the oil mass variation inside observation tube 14, To reasonably control the volume read-out inside body 2, excessive or very few influence speed reducer normal use of refueling is prevented, body 2 Top is fixed to be communicated with relief tube 15, and the inner wall fixing sleeve of relief tube 15 is connected to gear pipe 16, by gear pipe 16 and pressure cap 17 it Between mutual cooperation, when the pressure inside body 2 is excessive, pressure will push pressure cap 17 with gear pipe 16 separate, extra gas Pressure keeps the pressure inside body 2 uniform by relief tube 15 and being emitted by pressure relief opening 22, avoids each part of speed reducer and close Thermal expansion generates difference between envelope, influences the normal use of speed reducer, increases the service life of the gear worm speed reducer, keeps off The top movable of pipe 16 is socketed with pressure cap 17, and the top of pressure cap 17 is fixedly installed with connecting rod 18, the appearance of connecting rod 18 Face is smooth, and the diameter of 17 inner wall of pressure cap is adapted with the diameter of gear pipe 16, and 18 smooth outer surface of connecting rod can facilitate air pressure It pushes pressure cap 17 to separate with gear pipe 16, avoids the frictional force between connecting rod 18 and connecting tube 19 is excessive from the feelings of clamping stagnation occur Condition, and the diameter of 17 inner wall of pressure cap is adapted with the diameter of gear pipe 16, and the elastic force of spring 21 is sufficiently large, can make pressure cap 17 are more bonded with the connection of gear pipe 16, avoid the shaking force generated when moving the speed reducer that pressure cap 17 is caused to divide with gear pipe 16 The case where from the oil leakage inside body 2 is caused, the other end movable sleeve of connecting rod 18 are connected to connecting tube 19, connecting tube 19 Top and gear 16 inner cavity of pipe at the top of be fixedly connected, one end that connecting rod 18 is located inside connecting tube 19 is fixedly connected with connection Block 20, the outer surface movable sleeve of connecting rod 18 are connected to the spring 21 inside connecting tube 19, the top of spring 21 and link block 20 bottom is fixedly connected, and the bottom end of spring 21 is fixedly connected with the bottom of 19 inner cavity of connecting tube, the top of 15 two sides of relief tube Fixation is communicated with pressure relief opening 22.

When work, the pedestal 1 of the helical gear worm decelerating machine is fixed to smooth place first, then by inputting shaft 4 It is installed on prime mover 3, then force-output shaft 11 is installed on working machine, lubrication is then injected in the helical gear worm decelerating machine Oil observes the variation of oil level in observation tube 14 when injecting lubricating oil, be added in right amount, is finally checked with hand rotation force-output shaft 11 Whether helical gear worm decelerating machine has the case where clamping stagnation, and inspection finishes that confirmation is errorless, and the pressure inside body 2 is excessive When, pressure can be such that pressure cap 17 separates with gear pipe 16, and extra air pressure is emitted by relief tube 15 and by pressure relief opening 22, when When pressure reduction inside body 2, spring 21, which will push connecting rod 18, makes pressure cap 17 block gear pipe 16.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of helical gear worm decelerating machine, including pedestal (1), it is characterised in that: be fixedly installed at the top of the pedestal (1) Body (2), the prime mover (3) being fixedly installed at the top of the pedestal (1) on the left of body (2), the prime mover (3) Output shaft is fixedly connected with inputting shaft (4), and the other end of the inputting shaft (4) through body (2) and extends to the interior of body (2) Portion and fixing sleeve are connected to female gear (5), and the bottom end engagement of mother's gear (5) is connected with sub- gear (6), the sub- gear (6) Outer surface fixing sleeve be connected to shaft (7), the inner wall pivot bush unit on the left of the left end of the shaft (7) and body (2), described turn The outer surface movable sleeve of axis (7) is connected to support column (8), and the right end of the shaft (7) is fixedly attached dynamic turbine (9), described The right end engagement of power turbine (9) is connected with transmission turbine (10), and the outer surface fixing sleeve of transmission turbine (10) is connected to out Power axis (11), one end of the force-output shaft (11) and the inner wall pivot bush unit of body (2), the other end of the force-output shaft (11) pass through It wears body (2) and extends to body (2) positive outside, the right side fixation of the body (2) is communicated with communicating pipe (12), institute The other end fixation for stating communicating pipe (12) is communicated with oil pipe (13), and the top fixation of the oil pipe (13) is communicated with observation tube (14), the top fixation of the body (2) is communicated with relief tube (15), and the inner wall fixing sleeve of the relief tube (15) is connected to gear pipe (16), the top movable of the gear pipe (16) is socketed with pressure cap (17), the company of being fixedly installed at the top of the pressure cap (17) The other end movable sleeve of extension bar (18), the connecting rod (18) is connected to connecting tube (19), the top of the connecting tube (19) and gear Pipe is fixedly connected at the top of (16) inner cavity, and the connecting rod (18) is located at the internal one end of connecting tube (19) and is fixedly connected with connection Block (20), the outer surface movable sleeve of the connecting rod (18) are connected to the spring (21) internal positioned at connecting tube (19), the pressure release The top fixation for managing (15) two sides is communicated with pressure relief opening (22).

2. a kind of helical gear worm decelerating machine according to claim 1, it is characterised in that: the power turbine (9) and biography Dynamic turbine (10) are helical gear, and the teeth of power turbine (9) are adapted with the teeth of transmission turbine (10).

3. a kind of helical gear worm decelerating machine according to claim 1, it is characterised in that: the top of the spring (21) with The bottom of link block (20) is fixedly connected, and the bottom end of the spring (21) is fixedly connected with the bottom of connecting tube (19) inner cavity.

4. a kind of helical gear worm decelerating machine according to claim 1, it is characterised in that: the shape of the observation tube (14) For cylinder, and observation tube (14) is tempered glass pipe.

5. a kind of helical gear worm decelerating machine according to claim 1, it is characterised in that: the support column (8) is located at son Between gear (6) and power turbine (9), and the bottom end of support column (8) is fixedly connected with the bottom of body (2) inner cavity.

6. a kind of helical gear worm decelerating machine according to claim 1, it is characterised in that: the appearance of the connecting rod (18) Face is smooth, and the diameter of pressure cap (17) inner wall is adapted with the diameter of gear pipe (16).