阅读说明：本技术 一种机械式齿条传动装置 (Mechanical rack transmission device ) 是由 娈靛浆 段彬 于 2019-11-04 设计创作，主要内容包括：本发明提供了一种机械式齿条传动装置,包括驱动机构、主轴、升降机构、移位机构、齿条机构,所述齿条机构包括齿条本体、以及设置于所述齿条本体上的齿条,所述驱动机构与所述主轴相连,所述驱动机构用于驱动所述主轴转动,所述主轴与所述升降机构相连,所述主轴与所述移动机构相连,所述升降机构带动所述齿条机构进行上下移动,所述移位机构带动所述齿条机构进行左右移动。本发明的有益效果是：本发明采用齿条交叉平移结构无变形,无油污,定位精度高,整个机器使用寿命周期里齿条不会产生任何问题,提高机械的稳定性。(The invention provides a mechanical rack transmission device which comprises a driving mechanism, a main shaft, a lifting mechanism, a shifting mechanism and a rack mechanism, wherein the rack mechanism comprises a rack body and a rack arranged on the rack body, the driving mechanism is connected with the main shaft, the driving mechanism is used for driving the main shaft to rotate, the main shaft is connected with the lifting mechanism, the main shaft is connected with the shifting mechanism, the lifting mechanism drives the rack mechanism to move up and down, and the shifting mechanism drives the rack mechanism to move left and right. The invention has the beneficial effects that: the invention adopts a rack cross translation structure without deformation and oil stain, has high positioning precision, does not cause any problem on the rack in the whole service life cycle of the machine and improves the stability of the machine.)

1. A mechanical rack gear, characterized in that: the rack mechanism comprises a rack body and a rack arranged on the rack body, the driving mechanism is connected with the main shaft, the driving mechanism is used for driving the main shaft to rotate, the main shaft is connected with the lifting mechanism, the main shaft is connected with the moving mechanism, the lifting mechanism drives the rack mechanism to move up and down, and the shifting mechanism drives the rack mechanism to move left and right.

2. The mechanical rack gear according to claim 1, wherein: the driving mechanism comprises a main motor mechanism and a speed reducer mechanism, the main motor mechanism comprises a main motor, the speed reducer mechanism comprises a speed reducer, the main motor drives the speed reducer, and the speed reducer drives the main shaft to rotate.

3. The mechanical rack gear according to claim 2, wherein: the main motor mechanism comprises a main motor belt, a main motor mounting plate, a main motor fixing pin and a main motor adjusting rod, the main motor is provided with a main motor belt pulley, the main motor is fixed on the main motor mounting plate, and the main motor mounting plate is connected with the main motor fixing pin through the main motor adjusting rod to tension the main motor belt; the speed reducer mechanism further comprises a speed reducer base plate and a coupler, the speed reducer is installed on the speed reducer base plate, the speed reducer is provided with a speed reducer belt pulley, the main motor belt pulley is sleeved with the main motor belt pulley and the speed reducer belt pulley, one end of the coupler is connected with the output shaft of the speed reducer, the other end of the coupler is connected with the main shaft, and the output shaft of the speed reducer drives the main shaft to rotate through the coupler.

4. The mechanical rack gear according to claim 1, wherein: the mechanical rack transmission device further comprises a hanging plate mechanism, wherein the hanging plate mechanism comprises a main shaft hanging plate and a main shaft bearing, the main shaft hanging plate is provided with a main shaft hanging plate hole, the main shaft bearing is arranged in the main shaft hanging plate hole, and the main shaft penetrates into the main shaft bearing.

5. The mechanical rack gear according to claim 1, wherein: the lifting mechanism comprises a lifting cam, a lifting swing rod and a lifting shaft, the lifting cam is sleeved on the outer surface of the main shaft, the main shaft drives the lifting cam to rotate, the lifting swing rod is located above the lifting cam, the lifting swing rod is triggered to move up and down through the rotation of the lifting cam, the lifting swing rod is connected with the lifting shaft, the lifting shaft is located below the rack body, and the rack body is driven to move up and down through the up-and-down movement of the lifting shaft.

6. The mechanical rack gear according to claim 5, wherein: the lifting mechanism further comprises a lifting linear bearing, a first follow-up bearing, a second follow-up bearing, a lifting adjusting block, a swing rod connecting bearing, a swing rod connecting shaft and a lifting adjusting seat, wherein the lifting adjusting block is provided with a lifting adjusting block groove and a lifting adjusting hole, the outer surface of the swing rod connecting shaft is sleeved with the swing rod connecting bearing, the swing rod connecting bearing is positioned in the lifting adjusting hole, one end of the lifting swing rod extends into the lifting adjusting block groove, one end of the lifting swing rod is connected with the swing rod connecting shaft, the lifting adjusting block is arranged on the lifting adjusting seat and can vertically adjust the lifting swing rod, the lifting swing rod is provided with a second follow-up bearing, the second follow-up bearing is attached to the lifting cam, the other end of the lifting swing rod is provided with the first follow-up bearing, and the lifting shaft is connected with the first follow-up bearing, the lifting shaft penetrates through the lifting linear bearing.

7. The mechanical rack gear according to claim 6, wherein: the lifting mechanism is a plurality of.

8. The mechanical rack gear according to claim 1, wherein: the shifting mechanism comprises a first gear, a second gear, a shifting cam rotating shaft, a shifting cam follower bearing, a linear bearing fixing block, a first swinging bearing fixing block, a swinging connecting plate, a linear rail linking plate and a shifting rack linking plate, the first gear is installed on the main shaft, the second gear is installed on the shifting cam rotating shaft, the first gear is meshed with the second gear, the shifting cam is installed on the shifting cam rotating shaft, the shifting cam rotating shaft drives the shifting cam to rotate, the shifting cam drives the shifting cam follower bearing to move left and right, the shifting cam follower bearing is installed below the linear bearing, the linear bearing is installed on the side surface of the linear bearing fixing block, and the first swinging bearing fixing block is installed on the linear bearing fixing block, one end of the swing connecting plate is connected with the first swing bearing fixing block, the other end of the swing connecting plate is connected with the linear rail linking plate, the shift rack linking plate is installed on the linear rail linking plate, and the shift rack linking plate is connected with the rack body so as to drive the rack body to move left and right.

9. The mechanical rack gear according to claim 8, wherein: the shifting mechanism also comprises a shifting cam vertical plate, a shifting cam bearing, a thrust bearing, a shifting cam bearing limiting ring, a linear bearing guide shaft, a bearing limiting block, a second swinging bearing fixing block, an upper swinging bearing limiting block, a first clasping block, a second clasping block, an adjusting bearing, a connecting shaft fixing block, a shifting adjusting plate, a shifting adjusting adapter plate, a shifting reinforcing rib, a shifting cam fixing plate, a linear rail, a swinging bearing and a swinging bearing fixing shaft, wherein the shifting cam bearing is arranged at two ends of the shifting cam rotating shaft, the shifting cam vertical plate is provided with a shifting cam vertical plate hole, the shifting cam bearing is positioned in the shifting cam vertical plate hole, the thrust bearing is adopted at two sides of the shifting cam to be propped against the shifting cam bearing limiting ring, the linear bearing guide shaft is fixed at the inner side of the shifting cam vertical plate, and the linear bearing is arranged between the linear bearing guide shaft and the linear, the linear bearing fixing block moves left and right, the position of the bearing limiting block is adjacent to the first oscillating bearing fixing block, the second oscillating bearing fixing block is installed at the top of the oscillating connecting plate, the upper oscillating bearing limiting block is installed below the wire rail chain plate, the second oscillating bearing fixing block is clamped in the middle of the upper oscillating bearing limiting block, the first clamping block and the second clamping block clamp the oscillating connecting plate tightly, the first oscillating clamping block is installed with the connecting shaft as an oscillating fulcrum, the connecting shaft is installed with the adjusting bearing, the adjusting bearing is externally installed with the connecting shaft fixing block, the connecting shaft can rotate in the connecting shaft fixing block, the connecting shaft fixing block is installed on the displacement adjusting plate, the displacement adjusting plate is provided with a groove-shaped hole, and the displacement adjusting plate is connected with the displacement adjusting adapter plate and the displacement reinforcing rib to form a reinforced fixing seat, the shifting adjusting adapter plate is fixed on the shifting cam fixing plate, the linear rails are installed on two sides below the linear rail linking plate for guiding, the oscillating bearing fixing block is installed on the oscillating bearing, and the first oscillating bearing fixing block is connected with the oscillating bearing through the oscillating bearing fixing shaft.

10. The mechanical rack gear according to claim 1, wherein: the mechanical rack transmission device further comprises a case and an electric cabinet, wherein the electric cabinet is connected with the case, the driving mechanism, the main shaft, the lifting mechanism and the shifting mechanism are all located in the case, and the rack mechanism is located above the case.

Technical Field

The invention relates to the technical field of machinery, in particular to a mechanical rack transmission device which is suitable for the fields of all cylindrical products such as mark pens, ball-point pens, pen cores, eyeliner pens and the like.

Background

Cylindrical product class equipment all adopts chain drive structure in the existing market, and the precision of chain is lower, is difficult to guarantee the requirement of higher precision, and the maintenance of chain is more loaded down with trivial details, and the greasy dirt that brings is not pleasing to the eye, and more cosmetics, food and medical industry require higher clean environment and corrosion resistance, and chain drive all can't satisfy the requirement.

Disclosure of Invention

The invention provides a mechanical rack transmission device which comprises a driving mechanism, a main shaft, a lifting mechanism, a shifting mechanism and a rack mechanism, wherein the rack mechanism comprises a rack body and a rack arranged on the rack body, the driving mechanism is connected with the main shaft, the driving mechanism is used for driving the main shaft to rotate, the main shaft is connected with the lifting mechanism, the main shaft is connected with the shifting mechanism, the lifting mechanism drives the rack mechanism to move up and down, and the shifting mechanism drives the rack mechanism to move left and right.

As a further improvement of the present invention, the driving mechanism includes a main motor mechanism and a speed reducer mechanism, the main motor mechanism includes a main motor, the speed reducer mechanism includes a speed reducer, the main motor drives the speed reducer, and the speed reducer drives the main shaft to rotate.

As a further improvement of the invention, the main motor mechanism comprises a main motor belt, a main motor mounting plate, a main motor fixing pin and a main motor adjusting rod, wherein the main motor is provided with a main motor belt pulley and is fixed on the main motor mounting plate, and the main motor mounting plate is connected with the main motor fixing pin through the main motor adjusting rod to tension the main motor belt; the speed reducer mechanism further comprises a speed reducer base plate and a coupler, the speed reducer is installed on the speed reducer base plate, the speed reducer is provided with a speed reducer belt pulley, the main motor belt pulley is sleeved with the main motor belt pulley and the speed reducer belt pulley, one end of the coupler is connected with the output shaft of the speed reducer, the other end of the coupler is connected with the main shaft, and the output shaft of the speed reducer drives the main shaft to rotate through the coupler.

As a further improvement of the present invention, the mechanical rack gear further includes a hanger plate mechanism, the hanger plate mechanism includes a main shaft hanger plate and a main shaft bearing, the main shaft hanger plate is provided with a main shaft hanger plate hole, the main shaft bearing is provided in the main shaft hanger plate hole, and the main shaft penetrates into the main shaft bearing.

As a further improvement of the present invention, the lifting mechanism includes a lifting cam, a lifting swing rod, and a lifting shaft, the lifting cam is sleeved on an outer surface of the main shaft, the main shaft drives the lifting cam to rotate, the lifting swing rod is located above the lifting cam, the lifting swing rod is triggered to move up and down by the rotation of the lifting cam, the lifting swing rod is connected to the lifting shaft, the lifting shaft is located below the rack body, and the rack body is driven to move up and down by the up-and-down movement of the lifting shaft.

As a further improvement of the invention, the lifting mechanism further comprises a lifting linear bearing, a first follow-up bearing, a second follow-up bearing, a lifting adjusting block, a swing rod connecting bearing, a swing rod connecting shaft and a lifting adjusting seat, wherein the lifting adjusting block is provided with a lifting adjusting block groove and a lifting adjusting hole, the outer surface of the swing rod connecting shaft is sleeved with the swing rod connecting bearing, the swing rod connecting bearing is positioned in the lifting adjusting hole, one end of the lifting swing rod extends into the lifting adjusting block groove, one end of the lifting swing rod is connected with the swing rod connecting shaft, the lifting adjusting block is arranged on the lifting adjusting seat and can vertically adjust the lifting swing rod, the lifting swing rod is provided with a second follow-up bearing, the second follow-up bearing is attached to the lifting cam, and the other end of the lifting swing rod is provided with the first follow-up bearing, the lifting shaft is connected with the first follow-up bearing and penetrates through the lifting linear bearing.

As a further improvement of the invention, the lifting mechanism is provided in plurality.

As a further improvement of the present invention, the shifting mechanism includes a first gear, a second gear, a shifting cam rotating shaft, a shifting cam follower bearing, a linear bearing fixing block, a first oscillating bearing fixing block, an oscillating connecting plate, a linear rail link plate, and a shifting rack link plate, the first gear is mounted on the main shaft, the second gear is mounted on the shifting cam rotating shaft, the first gear is engaged with the second gear, the shifting cam is mounted on the shifting cam rotating shaft, the shifting cam rotating shaft drives the shifting cam to rotate, the shifting cam drives the shifting cam follower bearing to move left and right, the shifting cam follower bearing is mounted below the linear bearing, the linear bearing is mounted on a side surface of the linear bearing fixing block, the first oscillating bearing fixing block is mounted on the linear bearing fixing block, one end of the swing connecting plate is connected with the first swing bearing fixing block, the other end of the swing connecting plate is connected with the linear rail linking plate, the shift rack linking plate is installed on the linear rail linking plate, and the shift rack linking plate is connected with the rack body so as to drive the rack body to move left and right.

As a further improvement of the invention, the shifting mechanism further comprises a shifting cam vertical plate, a shifting cam bearing, a thrust bearing, a shifting cam bearing limiting ring, a linear bearing guide shaft, a bearing limiting block, a second swinging bearing fixing block, an upper swinging bearing limiting block, a first clasping block, a second clasping block, an adjusting bearing, a connecting shaft fixing block, a shifting adjusting plate, a shifting adjusting adapter plate, a shifting reinforcing rib, a shifting cam fixing plate, a wire rail, a swinging bearing and a swinging bearing fixing shaft, wherein the shifting cam bearing is arranged at two ends of the shifting cam rotating shaft, the shifting cam vertical plate is provided with a shifting cam vertical plate hole, the shifting cam bearing is positioned in the shifting cam vertical plate hole, two sides of the shifting cam are propped against the shifting cam bearing limiting ring by adopting the thrust bearing, and the linear bearing guide shaft is fixed at the inner side of the shifting cam vertical, the linear bearing guide shaft and the linear bearing fixing block are arranged in the middle of the linear bearing guide shaft and the linear bearing fixing block for guiding, so that the linear bearing fixing block moves left and right, the bearing limiting block is adjacent to the first oscillating bearing fixing block, the second oscillating bearing fixing block is arranged at the top of the oscillating connecting plate, the upper oscillating bearing limiting block is arranged below the linear rail chain connecting plate, the second oscillating bearing fixing block is clamped in the middle of the upper oscillating bearing limiting block, the oscillating connecting plate is tightly held and fixed by the first clamping block and the second clamping block, the connecting shaft is arranged by the first oscillating clamping block and serves as a swinging fulcrum, the adjusting bearing is arranged by the connecting shaft, the connecting shaft fixing block is arranged outside the adjusting bearing, the connecting shaft can rotate in the connecting shaft fixing block, and the connecting shaft fixing block is arranged on the shifting adjusting plate, the shift adjusting plate is provided with a groove-shaped hole, the shift adjusting plate is connected with the shift adjusting adapter plate and the shift reinforcing ribs to form a reinforced fixing seat, the shift adjusting adapter plate is fixed on the shift cam fixing plate, the two sides of the lower surface of the line rail chain plate are provided with the line rails for guiding, the first oscillating bearing fixing block is arranged on the oscillating bearing, and the first oscillating bearing fixing block is connected with the oscillating bearing through the oscillating bearing fixing shaft.

As a further improvement of the present invention, the mechanical rack gear further includes a case and an electric cabinet, the electric cabinet is connected to the case, the driving mechanism, the spindle, the lifting mechanism and the shifting mechanism are all located in the case, and the rack mechanism is located above the case.

The invention has the beneficial effects that: the invention adopts a rack cross translation structure without deformation and oil stain, has high positioning precision, does not cause any problem on the rack in the whole service life cycle of the machine and improves the stability of the machine.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention, not showing the cabinet and the electric cabinet;

FIG. 3 is a schematic view of the main motor mechanism of the present invention;

FIG. 4 is a schematic view of the drive mechanism of the present invention;

FIG. 5 is a schematic view of the lift mechanism of the present invention;

FIG. 6 is a schematic view of the displacement mechanism of the present invention;

FIG. 7 is a first partial schematic view of the displacement mechanism;

FIG. 8 is a second partial structural view of the displacement mechanism;

FIG. 9 is a third partial structural view of the displacement mechanism;

FIG. 10 is a fourth partial structural view of the displacement mechanism;

FIG. 11 is a fifth partial structural view of the displacement mechanism;

fig. 12 is a schematic view of the rack mechanism of the present invention.

Detailed Description

As shown in fig. 1, the invention discloses a mechanical rack transmission device, which comprises a driving mechanism, a main shaft 7, a lifting mechanism 8, a shifting mechanism 9 and a rack mechanism 1, wherein the rack mechanism 1 comprises a rack body 33 and a rack 50 arranged on the rack body 33, the driving mechanism is connected with the main shaft 7, the driving mechanism is used for driving the main shaft 7 to rotate, the main shaft 7 is connected with the lifting mechanism 8, the main shaft 7 is connected with the shifting mechanism 9, the lifting mechanism 8 drives the rack mechanism 1 to move up and down, and the shifting mechanism 9 drives the rack mechanism 1 to move left and right.

The driving mechanism comprises a main motor mechanism 4 and a speed reducer mechanism 5, the main motor mechanism 4 comprises a main motor 10, the speed reducer mechanism 5 comprises a speed reducer 16, the main motor 10 drives the speed reducer 16, and the speed reducer 16 drives the main shaft 7 to rotate.

The main motor mechanism 4 comprises a main motor belt 11, a main motor mounting plate 13, a main motor fixing pin 14 and a main motor adjusting rod 15, wherein the main motor 10 is provided with a main motor belt pulley 12, the main motor 10 is fixed on the main motor mounting plate 13, the main motor mounting plate 13 is fixed in the case 2 through the main motor fixing pin 14, and the main motor belt 11 is tensioned between the main motor mounting plate 13 and the main motor fixing pin 14 through the connection of the main motor adjusting rod 15; the speed reducer mechanism 5 further comprises a speed reducer support 18, a speed reducer base plate 19 and a coupler 20, wherein the speed reducer 16 is installed on the speed reducer base plate 19, the speed reducer 16 is provided with a speed reducer belt pulley 17, the main motor belt 11 is sleeved on the main motor belt pulley 12 and the speed reducer belt pulley 17, the speed reducer belt pulley 17 is driven to rotate through the main motor belt 11, the speed reducer 16 input shaft rotates to operate 30 r/min after the rotating speed of the output shaft is reduced, one end of the coupler 20 is connected with the output shaft of the speed reducer 16, the other end of the coupler 20 is connected with the main shaft 7, and the output shaft of the speed reducer 16 is driven by the coupler 20 to rotate the main shaft 7.

This mechanical type rack gear still includes hanger plate mechanism 6, hanger plate mechanism 6 includes main shaft hanger plate 21 and main shaft bearing 22, main shaft hanger plate 21 is equipped with the main shaft hanger plate hole, the downthehole main shaft bearing 22 that is equipped with of main shaft hanger plate, main shaft 7 penetrates in main shaft bearing 22 to let main shaft 7 more light rotation.

The lifting mechanism 8 comprises a lifting cam 23, a lifting swing rod 24 and a lifting shaft 25, the lifting cam 23 is sleeved on the outer surface of the main shaft 7, the lifting cam 23 is driven to rotate by the main shaft 7, the lifting swing rod 24 is located above the lifting cam 23, the lifting swing rod 24 is triggered to move up and down by the rotation of the lifting cam 23, the lifting swing rod 24 is connected with the lifting shaft 25, the lifting shaft 25 is located below the rack body 33, and the rack body 33 is driven to move up and down by the up-and-down movement of the lifting shaft 25.

The lifting mechanism 8 further comprises a lifting linear bearing 26, a first follow-up bearing 27, a second follow-up bearing 28, a lifting adjusting block 29, a swing rod connecting bearing 30, a swing rod connecting shaft 31 and a lifting adjusting seat 32, wherein the lifting adjusting block is provided with a lifting adjusting block groove and a lifting adjusting hole, the outer surface of the swing rod connecting shaft 31 is sleeved with the swing rod connecting bearing 30, the swing rod connecting bearing 30 is positioned in the lifting adjusting hole, one end of the lifting swing rod 24 extends into the lifting adjusting block groove, one end of the lifting swing rod 24 is connected with the swing rod connecting shaft 31, the lifting adjusting block 29 is installed on the lifting adjusting seat 32, the lifting swing rod 24 can be adjusted up and down, the universality of products with various sizes is met, the lifting swing rod 24 is provided with the second follow-up bearing 28, the second follow-up bearing 28 is attached to the lifting cam 23, the friction can be reduced and the service life can be prolonged when the lifting cam 23 rotates, the first follower bearing 27 is arranged at the other end of the lifting swing rod, the lifting shaft 25 is connected with the first follower bearing 27, the lifting shaft 25 penetrates through the lifting linear bearing 26, the lifting swing rod 24 drives the lifting shaft 25 to move up and down through the first follower bearing 27, and the lifting shaft 25 is guided by the lifting linear bearing 26 to drive the rack body 33 to move up and down.

The lifting mechanism 8 is provided in plurality.

The shifting mechanism 9 comprises a first gear 63, a second gear 64, a shifting cam rotating shaft 38, a shifting cam 34, a shifting cam follower bearing 65, a linear bearing 40, a linear bearing fixing block 43, a first swing bearing fixing block 45, a swing connecting plate 46, a linear rail link plate 47 and a shifting rack link plate 49, the first gear 63 is mounted on the main shaft 7, the second gear 64 is mounted on the shifting cam rotating shaft 38, the first gear 63 is meshed with the second gear 64, the second gear 64 is driven by the first gear 63 to move, the shifting cam 34 is mounted on the shifting cam rotating shaft 38, the shifting cam rotating shaft 38 drives the shifting cam 34 to rotate, the shifting cam 34 drives the shifting cam follower bearing 65 to move left and right, the shifting cam follower bearing 65 is mounted below the linear bearing 40, the linear bearing 40 is mounted on the side surface of the linear bearing fixing block 43, the first oscillating bearing fixing block 45 is installed on the linear bearing fixing block 43, one end of the oscillating connecting plate 46 is connected with the first oscillating bearing fixing block 45, the other end of the oscillating connecting plate 46 is connected with the linear rail linking plate 47, the shifting rack linking plate 49 is installed on the linear rail linking plate 47, and the shifting rack linking plate 49 is connected with the rack body 33 so as to drive the rack body 33 to move left and right.

The shifting mechanism 9 further comprises a shifting cam vertical plate 36, a shifting cam bearing 39, a thrust bearing 37, a shifting cam bearing limiting ring 41, a linear bearing guide shaft 42, a bearing limiting block 44, a second swing bearing fixing block 67, an upper swing bearing limiting block 58, a first clasping block 56, a second clasping block 57, an adjusting bearing 61, a connecting shaft 62, a connecting shaft fixing block 55, a shifting adjusting plate 53, a shifting adjusting adapter plate 52, a shifting reinforcing rib 54, a shifting cam fixing plate 51, a wire rail 48, a swing bearing 59 and a swing bearing fixing shaft 60, the shifting cam bearing 39 is mounted at two ends of the shifting cam rotating shaft 38, the shifting cam vertical plate 36 is provided with a shifting cam vertical plate hole, the shifting cam bearing 39 is positioned in the shifting cam vertical plate hole, two sides of the shifting cam 34 are abutted against the shifting cam bearing limiting ring 41 by the thrust bearing 37, the stability of the shifting cam 34 is improved, the linear bearing guide shaft 42 is fixed on the inner side of the shifting cam vertical plate 36, the linear bearing 40 is installed between the linear bearing guide shaft 42 and the linear bearing fixing block 43 for guiding, so that the linear bearing fixing block 43 moves left and right, the bearing limiting block 44 is adjacent to the first swing bearing fixing block 45, the second swing bearing fixing block 67 is installed at the top of the swing connecting plate 46, the upper swing bearing limiting block 58 is installed below the wire rail linking plate 47, the second swing bearing fixing block 67 is clamped between the upper swing bearing limiting blocks 58, the swing connecting plate 46 is tightly held and fixed by the first holding block 56 and the second holding block 57, the connecting shaft 62 is installed on the first swing holding block 56 as a swing fulcrum, and the adjusting bearing 61 is installed on the connecting shaft 62, the adjusting bearing 61 is externally provided with the connecting shaft fixing block 55, the connecting shaft 62 can rotate in the connecting shaft fixing block 55, the connecting shaft fixing block 55 is arranged on the shift adjusting plate 53, the shift adjusting plate 53 is provided with a groove-shaped hole, so that the fulcrum can be adjusted up and down, the shift adjusting plate 53 is connected with the shift adjusting adapter plate 52 and the shift reinforcing rib 54 to form a reinforced fixing seat, the stability is improved, the shift adjusting adapter plate 52 is fixed on the shift cam fixing plate 51, the wire rails 48 are arranged on two sides below the wire rail linking plate 47 for guiding, the first swing clasping block 56 and the second swing clasping block 57 are arranged in the middle of the swing connecting plate 46 and used as the fulcrum to swing left and right on the wire rail linking plate 47, the swing bearing 59 is arranged on the first swing bearing fixing block 45, and the first swing bearing fixing block 45 is connected with the swing bearing 59 through the swing bearing fixing shaft 60, increasing the wear resistance during exercise.

The mechanical rack transmission device further comprises a case 2 and an electric cabinet 3, wherein the electric cabinet 3 is connected with the case 2, the driving mechanism, the main shaft 7, the lifting mechanism 8 and the shifting mechanism 9 are all located in the case 2, and the rack mechanism 1 is located above the case 2.

When the lifting device works, the lifting cam 23 drives the rack body 33 to move downwards firstly, at the moment, the material 66 falls on the rack 50, the shifting cam 34 drives the rack 50 to move forwards for a certain distance, the lifting cam 23 drives the rack body 33 to move upwards after the material is in place, the material 66 is jacked up, after the material is in place, the shifting cam 34 drives the rack 50 to return to the initial position, and the two groups of cams form a moving closed loop curve to enable the material 66 to continuously move forwards.

According to the invention, the rack 50 is driven by the main motor 10, the speed reducer 16, the lifting mechanism 8 and the shifting mechanism 9 to move up and down and move left and right, and the up-down moving rack 50 and the left-right moving rack 30 form the cross translation of the rack 50, so that products intermittently move on the rack 50 in the same direction.

The technical advantages of the invention are as follows:

1. the rack cross translation structure is adopted, deformation and oil stain are avoided, the positioning precision is high, the rack does not have any problem in the service life cycle of the whole machine, and the stability of the machine is improved.

2. The translation rack is driven by a shifting cam, and the translation distance of the translation rack is adjusted at will between 25.4 and 203.2.

3. The main power is used, the influence of the vibration of a mechanical structure on equipment is reduced, the cost is low, and the maintenance is convenient.

The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.