CN114576319A

CN114576319A - Manual gearbox for food machinery processing

Info

Publication number: CN114576319A
Application number: CN202210214612.5A
Authority: CN
Inventors: 蔡利
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-06-03

Abstract

The invention discloses a manual gearbox for food machining, which comprises a box body, a motor, an on-off groove, a gear shifting groove, a bottom plate, gear group plates, a bearing plate, a bearing, a cross shaft, an off-connecting shaft device and a speed change gear set, wherein the motor is fixedly installed at the left end of the box body, the on-off groove and the gear shifting groove are formed in the left side and the right side of the front side of the box body, the bottom plate is fixed at the bottom of the box body, the two gear group plates are vertically fixed at the right part of the bottom plate, the bearing plate is vertically fixed at the middle part of the bottom plate, the bearing is installed in the bearing plate, the middle part of the cross shaft is in interference fit with the bearing, and the off-connecting shaft device and the speed change gear set are respectively installed in the left side and the right side of the box body. The invention ensures that the motor can cut off the rotation of the output shaft under the condition of no shutdown, is convenient for the adjustment of subsequent operation, also avoids the phenomena of unstable voltage and motor damage caused by repeatedly restarting the motor, can realize the adjustment of the rotation speed of the output shaft through manual adjustment according to the condition, and is extremely convenient and fast to use.

Description

Manual gearbox for food machinery processing

Technical Field

The invention relates to a gearbox, in particular to a manual gearbox for food machining.

Background

In food processing and machining, the motor is usually operated with a reduction gear. The speed reducer can change output shaft speed under operating condition, nevertheless can't accomplish idle running, because adhesion phenomenon appears easily in the food processing stirring process, needs manually to part the food and breaks away from, and frequent stop can cause the damage also can the production of voltage phenomenon to the motor, and it is convenient inadequately to use.

Disclosure of Invention

The invention aims to provide a manual gearbox for food machining, which aims to solve the technical problem.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a food machinery processing is with manual gear box, includes box, motor, on-off groove, shift groove, bottom plate, gear group board, bearing, cross, disconnected axle device, speed gearset, box left end fixed mounting has the motor, it has on-off groove and shift groove to open about the box front side, the bottom half is fixed with the bottom plate, bottom plate right part vertical fixation has two gear group boards, and the middle part vertical fixation has the bearing board, install the bearing in the bearing board, cross middle part and bearing interference fit, install disconnected axle device and speed gearset about the box respectively.

On the basis of the technical scheme, the broken connecting shaft device comprises a shaft coupling, a shaft clamping ring A, a shaft clamping ring B, a sliding barrel A, a cross groove and a blocking handle A, wherein the shaft clamping ring A is installed with a motor through the shaft coupling, the shaft clamping ring B and the shaft clamping ring A are structurally symmetrical, the sliding barrel A is fixed at the right end of the shaft clamping ring B, the cross groove is formed in the sliding barrel A, and the blocking handle A is sleeved with the outer wall of the sliding barrel A.

On the basis of the technical scheme, the speed change gear set comprises a sliding barrel B, a movable gear, a blocking handle B, a fixed gearwheel, a synchronous pinion, a speed change gearwheel, a positioning shaft and an output shaft, the right end of the sliding barrel B is fixed with the movable gear, the outer wall of the sliding barrel B is sleeved with the blocking handle B, the fixed gearwheel and the synchronous pinion are synchronously installed on the rear sides of two gear set plates, the speed change gearwheel is externally meshed with the synchronous pinion, the left side of the speed change gearwheel is fixed with a plurality of positioning shafts, and the middle part of the speed change gearwheel is fixed with the output shaft.

On the basis of the technical scheme, the sliding cylinder A and the sliding cylinder B are respectively connected in a left-right sliding mode along a cross shaft through cross grooves, and the movable gear and the synchronous pinion are identical in specification and are half of the tooth number of the fixed gearwheel and the variable-speed gearwheel.

On the basis of the technical scheme, the stop handle A slides leftwards in the on-off groove, the clamping shaft ring B is in butt joint with the clamping shaft ring A to realize synchronous rotation, and idling is generated when the stop handle B slides rightwards.

On the basis of the technical scheme, the gear handle B is arranged on the left side of the gear shifting groove, so that the movable gear is meshed with the fixed large gear, and the rotating speed of the output shaft is reduced through the transmission of the synchronous small gear and the variable speed large gear; the shift handle B is separated from the fixed large gear at the right side of the shift groove, and the movable gear rotates synchronously with the variable-speed large gear through the positioning shaft, so that the rotating speed of the output shaft is increased.

Compared with the prior art, the invention has the following advantages: the output shaft of the invention can realize the functions of disconnecting and connecting the motor shaft through the clamping shaft ring A and the clamping shaft ring B, so that the motor can disconnect the rotation of the output shaft under the condition of no shutdown, the adjustment of subsequent operation is convenient, the phenomena of unstable voltage and motor damage caused by repeated restarting of the motor are avoided, the rotation speed of the output shaft can be adjusted through manual adjustment according to the condition under the working state of the motor, and the use is extremely convenient.

Drawings

Fig. 1 is a schematic view of the external structure of the present invention.

FIG. 2 is a front view of the on-off slot and shift slot of the present invention.

FIG. 3 is a schematic view of the disconnected shaft device and the position of the speed change gear set of the present invention.

Fig. 4 is an assembly view of the disconnect shaft apparatus of the present invention.

FIG. 5 is a schematic view of the transmission gear set assembly of the present invention.

In the figure: 1. the gear shifting device comprises a box body, 2, a motor, 3, an on-off groove, 4, a gear shifting groove, 5, a bottom plate, 6, a gear set plate, 7, a bearing plate, 8, a bearing, 9, a cross shaft, 10, a connecting shaft breaking device, 11, a speed change gear set, 12, a coupling, 13, shaft clamping rings A, 14, shaft clamping rings B, 15, sliding cylinders A, 16, a cross groove, 17, gear handles A, 18, sliding cylinders B, 19, a moving gear, 20, gear handles B, 21, a fixed large gear, 22, a synchronous small gear, 23, a speed change large gear, 24, a positioning shaft, 25 and an output shaft.

Detailed Description

The invention is explained in further detail below with reference to the figures and the specific embodiments.

As shown in fig. 1-5, a manual transmission for food machinery processing comprises a box body 1, a motor 2, an on-off groove 3, a gear shifting groove 4, a bottom plate 5, gear group plates 6, bearing plates 7, a bearing 8, a cross shaft 9, an off-connection shaft device 10 and a transmission gear set 11, wherein the motor 2 is fixedly installed at the left end of the box body 1, the on-off groove 3 and the gear shifting groove 4 are formed in the left side and the right side of the front side of the box body 1, the bottom plate 5 is fixed at the bottom of the box body 1, the two gear group plates 6 are vertically fixed at the right part of the bottom plate 5, the bearing plates 7 are vertically fixed at the middle part of the bottom plate, the bearing 8 is installed in the bearing plates 7, the middle part of the cross shaft 9 is in interference fit with the bearing 8, and the off-connection shaft device 10 and the transmission gear set 11 are respectively installed in the left side and the right side of the box body 1.

Disconnected axle device 10 includes shaft coupling 12, card collar A13, card collar B14, slide cartridge A15, cross recess 16, fender A17, card collar A13 passes through shaft coupling 12 and motor 2 installation, card collar B14 and card collar A13 structural symmetry, card collar B14 right-hand member is fixed with slide cartridge A15, it has cross recess 16 to open in the slide cartridge A15, keep off A17 and slide cartridge A15 outer wall and cup joint.

Change gear set 11 includes slide cartridge B18, moving gear 19, keeps off B20, fixed gear wheel 21, synchronous pinion 22, change gear wheel 23, location axle 24, output shaft 25, slide cartridge B18 right-hand member is fixed with moving gear 19, and the outer wall cup joints the fender B20, fixed gear wheel 21 and synchronous pinion 22 are installed in the 6 rear sides of two gear group boards in step, change gear wheel 23 and synchronous pinion 22 external toothing, change gear wheel 23 left side is fixed with a plurality of location axles 24, change gear wheel 23 middle part is fixed with output shaft 25.

The sliding barrel A15 and the sliding barrel B18 are connected in a left-right sliding mode along the cross shaft 9 through the cross grooves 16 respectively, the moving gear 19 and the synchronous pinion 22 are identical in specification and are half of the number of teeth of the fixed large gear 21 and the speed change large gear 23.

The stopper handle A17 slides leftwards in the on-off groove 3, the clamping shaft ring B14 is in butt joint with the clamping shaft ring A13 to realize synchronous rotation, and idling is generated when the stopper handle slides rightwards.

The shift knob B20 is arranged on the left side of the shift groove 4, so that the movable gear 19 is meshed with the fixed gearwheel 21, and the rotating speed of the output shaft 25 is reduced through the transmission of the synchronous pinion 22 and the speed change gearwheel 23; the shift lever B20 separates the movable gear 19 from the fixed gearwheel 21 on the right side of the shift groove 4, and the movable gear 19 rotates synchronously with the change gearwheel 23 through the positioning shaft 24, so that the rotating speed of the output shaft 25 is increased.

The working principle of the invention is as follows: when the motor moves the gear A to the left end of the on-off groove in the operation process, the clamping shaft ring A and the clamping shaft ring B are buckled, so that the motor is changed from idle running to driving the output shaft to rotate, the gear B is located at the left end of the gear shifting groove and is a 1-gear, and when the gear B is located at the right end, the gear B is located at a 2-gear, the moving pinion is separated from the fixed gearwheel, and the positioning shaft and the speed change gearwheel synchronously rotate to improve the rotating speed of the output shaft.

The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that variations, modifications, substitutions and alterations can be made in the embodiment without departing from the principles and spirit of the invention.

Claims

1. The utility model provides a food machinery processing is with manual gearbox, includes box (1), motor (2), break-make groove (3), shift groove (4), bottom plate (5), gear group board (6), bearing plate (7), bearing (8), cross (9), disconnected connecting shaft device (10), change-speed gear group (11), its characterized in that: the utility model discloses a gearbox casing, including box (1), left end fixed mounting has motor (2), it has on-off groove (3) and shifting groove (4) to open about box (1) front side, box (1) bottom is fixed with bottom plate (5), bottom plate (5) right part vertical fixation has two gear group boards (6), and the middle part vertical fixation has bearing board (7), install bearing (8) in bearing board (7), cross (9) middle part and bearing (8) interference fit, install disconnected connecting shaft device (10) and change gear group (11) about respectively in box (1).

2. The manual transmission for food processing according to claim 1, wherein: disconnected connecting shaft device (10) include shaft coupling (12), card collar A (13), card collar B (14), slide cartridge A (15), cross recess (16), keep off A (17), card collar A (13) pass through shaft coupling (12) and motor (2) installation, card collar B (14) and card collar A (13) structural symmetry, card collar B (14) right-hand member is fixed with slide cartridge A (15), it has cross recess (16) to open in slide cartridge A (15), keep off A (17) and slide cartridge A (15) outer wall and cup joint.

3. The manual transmission for food processing according to claim 2, wherein: change gear group (11) are including slide cartridge B (18), moving gear (19), keep off B (20), fixed gear wheel (21), synchronous pinion (22), change gear wheel (23), location axle (24), output shaft (25), slide cartridge B (18) right-hand member is fixed with moving gear (19), and the outer wall has cup jointed and has kept off B (20), fixed gear wheel (21) and synchronous pinion (22) synchronous mounting are in two gear group boards (6) rear sides, change gear wheel (23) and synchronous pinion (22) external toothing, change gear wheel (23) left side is fixed with a plurality of location axles (24), change gear wheel (23) middle part is fixed with output shaft (25).

4. The manual transmission for food processing according to claim 3, wherein: the sliding cylinder A (15) and the sliding cylinder B (18) are connected in a left-right sliding mode along a cross shaft (9) through cross grooves (16), the moving gear (19) and the synchronous pinion (22) are identical in specification and are half of the number of teeth of the fixed large gear (21) and the variable speed large gear (23).

5. The manual transmission for food processing according to claim 4, wherein: the stop handle A (17) slides leftwards in the on-off groove (3), the clamping shaft ring B (14) is in butt joint with the clamping shaft ring A (13) to realize synchronous rotation, and idling is generated when the stop handle A slides rightwards.

6. The manual transmission for food processing according to claim 5, wherein: the shift knob B (20) is arranged on the left side of the shift groove (4), so that the movable gear (19) is meshed with the fixed large gear (21), and the rotating speed of the output shaft (25) is reduced through the transmission of the synchronous small gear (22) and the speed change large gear (23); the shift handle B (20) is separated from the fixed large gear (21) through a movable gear (19) on the right side of the shift groove (4), the movable gear (19) rotates synchronously with the variable speed large gear (23) through a positioning shaft (24), and the rotating speed of an output shaft (25) is improved.