CN107321436B - Transmission device for automatically adjusting roller-to-roller spacing of flour mill - Google Patents

Transmission device for automatically adjusting roller-to-roller spacing of flour mill Download PDF

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Publication number
CN107321436B
CN107321436B CN201710759170.1A CN201710759170A CN107321436B CN 107321436 B CN107321436 B CN 107321436B CN 201710759170 A CN201710759170 A CN 201710759170A CN 107321436 B CN107321436 B CN 107321436B
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Prior art keywords
roller
driven
rod
driven rod
gear
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CN107321436A (en
Inventor
吕小平
谢菊梅
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Ganzhou Tianmu Pilot Technology Co ltd
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Ganzhou Tianmu Pilot Technology Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • B02C4/32Adjusting, applying pressure to, or controlling the distance between, milling members
    • B02C4/38Adjusting, applying pressure to, or controlling the distance between, milling members in grain mills

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Grinding (AREA)

Abstract

A transmission device for automatically adjusting the distance between two rollers of a flour mill relates to a pair roller mechanical accessory, and solves the problem that the gap between the rollers of the existing pair roller cannot be adjusted or a mechanical gear is adopted for adjustment. Including drive arrangement, drive mechanism, characterized by: the driving device comprises a mounting plate, a motor, a driving gear, a driven gear and a transmission rod, wherein the motor is arranged at one end of the mounting plate, the driving gear is arranged on a motor shaft, the driving gear is meshed with the driven gear, shaft barrels are arranged at two ends of the driven gear, and threads are arranged in the shaft barrels; the two end shaft barrels of the driven gear are respectively arranged on the first supporting plate and the second supporting plate, a third supporting plate is further arranged on the mounting plate, one end of the transmission rod is provided with a matched thread with the driven gear, the end is arranged in the driven gear, and the other end passes through the third supporting plate; the transmission mechanism comprises a horizontal relay mechanism, a vertical transmission mechanism and a movable roller adjusting mechanism, wherein the horizontal relay mechanism comprises a first driven rod, and the vertical transmission mechanism comprises a second driven rod and a rotating fulcrum.

Description

Transmission device for automatically adjusting roller-to-roller spacing of flour mill
Technical Field
The invention relates to a pair roller mechanical accessory, in particular to a transmission device for automatically adjusting the distance between a pair roller of a flour mill.
Background
In actual production, the powder is processed by adopting a mode that a pair of counter rollers are oppositely rolled, and because the varieties and specifications of processed materials are inconsistent, the particle size is greatly changed, if the gap between the counter rollers is not adjustable, the production efficiency is seriously affected, even the grinding can not be completed, the gap between the conventional counter rollers can not be adjusted, or a mechanical gear is adopted for adjustment, the machine is usually required to be stopped for adjustment, and the automatic adjustment can not be further realized.
Disclosure of Invention
In order to overcome the defects, the invention provides a transmission device for automatically adjusting the roller-to-roller spacing of a flour mill.
The technical scheme of the invention is as follows: a transmission that is used for flour-milling machine to roller interval automatically regulated, including drive arrangement, drive mechanism, characterized by: the driving device comprises a mounting plate, a motor, a driving gear, a driven gear and a transmission rod, wherein the motor is arranged at one end of the mounting plate, the driving gear is arranged on a motor shaft, the driving gear is meshed with the driven gear, shaft barrels are arranged at two ends of the driven gear, and threads are arranged in the shaft barrels; the two end shaft barrels of the driven gear are respectively arranged on the first supporting plate and the second supporting plate, a third supporting plate is further arranged on the mounting plate, one end of the transmission rod is provided with a matched thread with the driven gear, the end is arranged in the driven gear, and the other end passes through the third supporting plate; the driving mechanism comprises a horizontal relay mechanism, a vertical driving mechanism and a movable roller adjusting mechanism, wherein the horizontal relay mechanism comprises a first driven rod, one end of the first driven rod is movably connected with the driving rod, the other end of the first driven rod is rotatably connected with a second driven rod, the vertical driving mechanism comprises a second driven rod and a rotating fulcrum, the other end of the second driven rod is connected with a third driven rod, the movable roller adjusting mechanism comprises a third driven rod and a movable roller supporting block, the other end of the third driven rod is connected with one end of the movable roller supporting block, the other end of the movable roller supporting block is connected with the fulcrum, the driving device and the first driven rod are arranged on the same horizontal line, the first driven rod is perpendicular to the direction of the second driven rod, the second driven rod is perpendicular to the direction of the third driven rod, and the third driven rod and the first driven rod are arranged on the same side of the second driven rod.
Further a transmission device for automatic adjustment of roller-to-roller spacing of a flour mill, which is characterized in that: the driven gear is arranged to be a middle gear, two ends of the driven gear extend to form a shaft cylinder, the shaft cylinder is installed in holes of the first support plate and the second support plate through a shaft sleeve, a baffle ring is arranged at one end of the shaft sleeve, which is close to the driven gear, of the shaft sleeve, and one end faces of the two baffle rings are respectively contacted with one end face, close to the driven gear, of the first support plate and one end face, close to the driven gear, of the second support plate during use.
Further a transmission device for automatic adjustment of roller-to-roller spacing of a flour mill, which is characterized in that: the first driven rod is connected with the second driven rod by adopting a first rotating shaft, the first rotating shaft is fixed on the surface grinding machine, a first rocker arm and a second rocker arm are fixedly installed on the first rotating shaft, the other end of the first rocker arm is connected with the first driven rod, and the other end of the second rocker arm is connected with the lower end of the second driven rod.
Further a transmission device for automatic adjustment of roller-to-roller spacing of a flour mill, which is characterized in that: the two ends of the counter roller are respectively provided with a transmission mechanism, the transmission mechanisms at the two ends are connected together through a first rotating shaft, the same driving of the driving device is realized, and the balance distance adjustment of the movable roller is realized.
Further a transmission device for automatic adjustment of roller-to-roller spacing of a flour mill, which is characterized in that: and a displacement detection device is arranged below the mounting plate motor.
Further a transmission device for automatic adjustment of roller-to-roller spacing of a flour mill, which is characterized in that: the displacement detection device comprises a displacement detector, a metal fixed block and a telescopic rope; the metal fixed block is strip-shaped, one end of the metal fixed block is fixedly arranged on the transmission rod, the other end of the metal fixed block is connected with the telescopic rope, and the other end of the telescopic rope is connected with the displacement detector.
Further a transmission device for automatic adjustment of roller-to-roller spacing of a flour mill, which is characterized in that: and proximity switches are arranged on two sides of the metal fixing block and are fixed on the mounting plate.
Further a transmission device for automatic adjustment of roller-to-roller spacing of a flour mill, which is characterized in that: the fixed position of the proximity switch and the mounting plate is adjustable.
Further a transmission device for automatic adjustment of roller-to-roller spacing of a flour mill, which is characterized in that: the motor is a servo motor.
The invention has the beneficial effects that the small power is used for driving the adjusting movable roller, and the transmission turning design reduces the overall size of the equipment; the two ends of the pair of rollers are simultaneously adjusted, so that the adjustment uniformity and stability of the roller distance are realized, and in the horizontal transmission device, the motor drives the driving gear to rotate, and the driving gear drives the transmission rod in threaded engagement with the driven gear to perform high-precision horizontal transmission; in order to improve the visibility of the transmission distance, a displacement detection device is additionally arranged; in order to prevent the transmission rod from exceeding the limit of left-right movement, a normally closed proximity switch is additionally arranged, the proximity switch is electrically connected with a motor, and when the transmission rod moves to the corresponding left and right positions, the proximity switch acts, the motor stops rotating, and the transmission rod stops moving. The horizontal transmission device drives the movable roller adjusting mechanism to move, and the movable roller adjusting mechanism drives the movable roller to horizontally move, so that the adjustment of the distance between the movable roller and the fixed roller is realized, and the situation of the fixed gap between the movable roller and the fixed roller is changed; because the motor is adopted in the horizontal transmission device to drive the threaded screw rod to transmit, the space adjusting efficiency and the adjusting precision are improved.
Drawings
FIG. 1 is a front elevational view of the structure of the present invention
FIG. 2 is a front view of a horizontal actuator portion of the present invention
FIG. 3 is a top view of a horizontal actuator portion of the present invention
FIG. 4 is a three-dimensional view of the driven gear and sleeve of the present invention
FIG. 5 is a three-dimensional view of a face grinder according to an embodiment of the present invention
FIG. 6 is a front view of a face grinder according to an embodiment of the present invention
In the figure: the device comprises a mounting plate 1, a first support plate 2, a movable roller transmission mechanism 20, a first driven rod 201, a second driven rod 202, a rotating fulcrum 203, a third driven rod 204, a fulcrum 205, a movable roller support block 206, a movable roller 207, a fixed roller 208, a first rotating shaft 209, a second rocker arm 2010, a first rocker arm 2011, a second support plate 3, a third support plate 4, a movable gear 6, a motor 7, a transmission rod 8, a displacement detection device 9, a displacement detector 91, a metal fixed block 92, a telescopic rope 93, a fourth support block 94, a waist hole 95, a proximity switch 10, a horizontal transmission device 100, a shaft sleeve 11 and a baffle ring 110.
Detailed Description
A transmission that is used for flour-milling machine to roller interval automatically regulated, including drive arrangement, drive mechanism, characterized by: the driving device comprises a mounting plate 1, a motor 7, a driving gear 5, a driven gear 6 and a transmission rod 8, wherein the motor 7 is a servo motor, the motor 7 is arranged at one end of the mounting plate 1, the driving gear 5 is arranged on a shaft of the motor 7, the driving gear 5 is meshed with the driven gear 6, shaft barrels are arranged at two ends of the driven gear 6, and threads are arranged in the shaft barrels; the two end shafts of the driven gear 6 are respectively arranged on the first supporting plate 2 and the second supporting plate 3, the mounting plate 1 is also provided with a third supporting plate 4, one end of the transmission rod 8 is provided with a matched thread with the driven gear 6, the end is arranged in the driven gear 6, and the other end passes through the third supporting plate 4; the transmission mechanism comprises a horizontal relay mechanism, a vertical transmission mechanism and a movable roller adjusting mechanism, wherein the horizontal relay mechanism comprises a first driven rod 201, one end of the first driven rod 201 is movably connected with a transmission rod 8, the other end of the first driven rod 201 is rotatably connected with a second driven rod 202, the vertical transmission mechanism comprises a second driven rod 202 and a rotating fulcrum 203, the other end of the second driven rod 202 is connected with a third driven rod 204, the movable roller adjusting mechanism comprises a third driven rod 204 and a movable roller supporting block 206, the other end of the third driven rod 204 is connected with one end of the movable roller supporting block 206, the other end of the movable roller supporting block 206 is connected with a fulcrum 205, the arrangement is that a driving device and the first driven rod 201 are on the same horizontal line, the first driven rod 201 is perpendicular to the direction of the second driven rod 202, the second driven rod 202 is perpendicular to the direction of the third driven rod 204, and the third driven rod 204 is arranged on the same side as the first driven rod 201;
the driven gear 6 is arranged as a middle gear, two ends of the driven gear extend to form shaft barrels, the shaft barrels are arranged in holes of the first support plate 2 and the second support plate 3 through shaft sleeves 11, one end of each shaft sleeve 11, close to the driven gear 6, is provided with a baffle ring 110, and when in use, one end face of each baffle ring 110 is respectively contacted with one end face of one side, close to the driven gear 6, of each of the first support plate 2 and the second support plate 3.
The first driven rod 201 is connected with the second driven rod 202 through a first rotating shaft 209, the first rotating shaft 209 is fixed on the surface grinding machine, a first rocker 2011 and a second rocker 2010 are fixedly mounted on the first rotating shaft 209, the other end of the first rocker 2011 is connected with the first driven rod 201, and the other end of the second rocker 2010 is connected with the lower end of the second driven rod 202.
The two ends of the movable roller 207 are respectively provided with a transmission mechanism, and the transmission mechanisms at the two ends are connected together through a first rotating shaft 209, so that the same driving of the driving device is realized, and the balanced distance adjustment of the movable roller is realized.
A displacement detection device 9 is arranged below the motor 7 on the mounting plate 1, and the displacement detection device 9 comprises a displacement detector 91, a metal fixed block 92 and a telescopic rope 93; the metal fixed block 92 is strip-shaped, one end is fixedly arranged on the transmission rod 8, the other end is connected with the telescopic rope 93, and the other end of the telescopic rope 93 is connected with the displacement detector 91. The proximity switch 10 is arranged on two sides of the metal fixing block 92, and the proximity switch 10 is fixed on the mounting plate 1. The fixed position of the proximity switch 10 and the mounting plate 1 is adjustable. A fourth supporting plate 94 is arranged below the motor 7, the fourth supporting plate 94 is fixedly arranged on the mounting plate 1, and the displacement detection device 9 is fixedly arranged on the fourth supporting plate 94.
As described above, in order to more intuitively display the displacement of the transmission rod, a displacement detection device is fixedly arranged on the mounting plate, and two general displacement detection instruments are available, one of which is an analog displacement sensor; one type is a digital displacement sensor; in this embodiment, digital displacement sensors of the type ETS1701-100-000 are used as the core components in the displacement detection device.
As described above, in order to adapt to the transmission rods with different diameters, simultaneously, in order to more conveniently pass the transmission rod 8 through the metal fixing block 92, a notch is formed in the hole of the metal fixing block 92, and two parts on two sides of the notch are connected by using a screw, after the transmission rod 8 passes through the hole of the metal fixing block 92, the screw is screwed, so that the aperture on the metal fixing block 92 is reduced, and the fixation between the metal fixing block 92 and the transmission rod 8 is realized.
As described above, in order to ensure that the transmission rod 8 moves within a certain range, the proximity switches 10 are fixedly arranged on both sides of the metal fixing block 92 on the mounting plate 1, and are electrically connected with the motor, when the transmission rod 8 moves to the corresponding left and right positions, the proximity switches 10 act, and the motor 7 stops rotating, so that the transmission rod 8 stops moving. The normally closed proximity switch adopted in the embodiment has the following model: NBB20-L2-Z5-V1. The screw hole for fixing the proximity switch 10 to the mounting plate 1 is a kidney hole 95.

Claims (6)

1. A transmission that is used for flour-milling machine to roller interval automatically regulated, including drive arrangement, drive mechanism, characterized by: the driving device comprises a mounting plate, a motor, a driving gear, a driven gear and a transmission rod, wherein the motor is arranged at one end of the mounting plate, the driving gear is arranged on a motor shaft, the driving gear is meshed with the driven gear, shaft barrels are arranged at two ends of the driven gear, and threads are arranged in the shaft barrels; the two end shaft barrels of the driven gear are respectively arranged on the first supporting plate and the second supporting plate, a third supporting plate is further arranged on the mounting plate, one end of the transmission rod is provided with a matched thread with the driven gear, the end is arranged in the driven gear, and the other end passes through the third supporting plate; the driving mechanism comprises a horizontal relay mechanism, a vertical driving mechanism and a movable roller adjusting mechanism, wherein the horizontal relay mechanism comprises a first driven rod, one end of the first driven rod is movably connected with the driving rod, the other end of the first driven rod is rotatably connected with a second driven rod, the vertical driving mechanism comprises a second driven rod and a rotating fulcrum, the other end of the second driven rod is connected with a third driven rod, the movable roller adjusting mechanism comprises a third driven rod and a movable roller supporting block, the other end of the third driven rod is connected with one end of the movable roller supporting block, the other end of the movable roller supporting block is connected with the fulcrum, the driving device is arranged on the same horizontal line with the first driven rod, the first driven rod is perpendicular to the direction of the second driven rod, the second driven rod is perpendicular to the direction of the third driven rod, and the third driven rod is arranged on the same side as the first driven rod; the first driven rod is connected with the second driven rod by adopting a first rotating shaft, the first rotating shaft is fixed on the surface grinding machine, a first rocker arm and a second rocker arm are fixedly installed on the first rotating shaft, the other end of the first rocker arm is connected with the first driven rod, and the other end of the second rocker arm is connected with the lower end of the second driven rod: the two ends of the counter roller are respectively provided with a transmission mechanism, the transmission mechanisms at the two ends are connected together through a first rotating shaft, the same driving of the driving device is realized, and the balanced distance adjustment of the movable roller is realized; and a displacement detection device is arranged below the mounting plate motor.
2. The transmission device for automatically adjusting the roller-to-roller spacing of a flour-milling machine according to claim 1, wherein: the motor is a servo motor.
3. The transmission device for automatically adjusting the roller-to-roller spacing of a flour-milling machine according to claim 1, wherein: the driven gear is arranged to be a middle gear, two ends of the driven gear extend to form a shaft cylinder, the shaft cylinder is installed in holes of the first support plate and the second support plate through a shaft sleeve, a baffle ring is arranged at one end of the shaft sleeve, which is close to the driven gear, of the shaft sleeve, and one end faces of the two baffle rings are respectively contacted with one end face, close to the driven gear, of the first support plate and one end face, close to the driven gear, of the second support plate during use.
4. The transmission device for automatically adjusting the roller-to-roller spacing of a flour-milling machine according to claim 1, wherein: the displacement detection device comprises a displacement detector, a metal fixed block and a telescopic rope; the metal fixed block is strip-shaped, one end of the metal fixed block is fixedly arranged on the transmission rod, the other end of the metal fixed block is connected with the telescopic rope, and the other end of the telescopic rope is connected with the displacement detector.
5. The transmission device for automatically adjusting the roller-to-roller spacing of the flour-milling machine according to claim 4, wherein the transmission device comprises: and proximity switches are arranged on two sides of the metal fixing block and are fixed on the mounting plate.
6. The transmission device for automatically adjusting the roller-to-roller spacing of the flour-milling machine according to claim 5, wherein the transmission device comprises: the fixed position of the proximity switch and the mounting plate is adjustable.
CN201710759170.1A 2017-08-30 2017-08-30 Transmission device for automatically adjusting roller-to-roller spacing of flour mill Active CN107321436B (en)

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Application Number Priority Date Filing Date Title
CN201710759170.1A CN107321436B (en) 2017-08-30 2017-08-30 Transmission device for automatically adjusting roller-to-roller spacing of flour mill

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Application Number Priority Date Filing Date Title
CN201710759170.1A CN107321436B (en) 2017-08-30 2017-08-30 Transmission device for automatically adjusting roller-to-roller spacing of flour mill

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CN107321436B true CN107321436B (en) 2023-09-29

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110479414A (en) * 2019-08-19 2019-11-22 赣州天目领航科技有限公司 A kind of composite type flour milling powder all-in-one machine and its flour milling milling method
CN110394209A (en) * 2019-08-19 2019-11-01 赣州天目领航科技有限公司 A kind of novel Gringing head of wheat grinding machine component

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168806A (en) * 1977-02-02 1979-09-25 Klockner-Humboldt-Deutz Ag Roll type crushing mill
DE4435935A1 (en) * 1994-10-07 1996-04-11 Rieter Werke Haendle Roll mill with adjustment of roll gap width
CN2399557Y (en) * 1999-07-21 2000-10-04 江苏维达机械有限公司 Tension bridle for press roller driving chain of plastic calender
CN201592112U (en) * 2010-01-29 2010-09-29 莫龙兴 Roller clearance adjusting device of hydraulic three-roller grinder
CN102527469A (en) * 2012-02-17 2012-07-04 江苏牧羊集团有限公司 Driving mechanism of particle crusher
DE202016101206U1 (en) * 2016-03-07 2017-06-12 Crush + Size Technology Gmbh & Co. Kg Double roller crusher
CN207357242U (en) * 2017-08-30 2018-05-15 赣州天目领航科技有限公司 One kind is used for two pairs of rollers spacing adjusting device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168806A (en) * 1977-02-02 1979-09-25 Klockner-Humboldt-Deutz Ag Roll type crushing mill
DE4435935A1 (en) * 1994-10-07 1996-04-11 Rieter Werke Haendle Roll mill with adjustment of roll gap width
CN2399557Y (en) * 1999-07-21 2000-10-04 江苏维达机械有限公司 Tension bridle for press roller driving chain of plastic calender
CN201592112U (en) * 2010-01-29 2010-09-29 莫龙兴 Roller clearance adjusting device of hydraulic three-roller grinder
CN102527469A (en) * 2012-02-17 2012-07-04 江苏牧羊集团有限公司 Driving mechanism of particle crusher
DE202016101206U1 (en) * 2016-03-07 2017-06-12 Crush + Size Technology Gmbh & Co. Kg Double roller crusher
CN207357242U (en) * 2017-08-30 2018-05-15 赣州天目领航科技有限公司 One kind is used for two pairs of rollers spacing adjusting device

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