CN214877725U

CN214877725U - Light-load type low-cost conveying rotary tray

Info

Publication number: CN214877725U
Application number: CN202120860495.0U
Authority: CN
Inventors: 李晓阳
Original assignee: Guangdong Canteng Intelligent Equipment Co ltd
Current assignee: Shenzhen Zhongxing Yongsheng Communication Technology Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-26
Anticipated expiration: 2031-04-25

Abstract

The utility model belongs to the technical field of the tray conveying equipment technique and specifically relates to a light-duty type low-cost rotatory tray of carrying, including positioning jig and bottom plate, last circular recess and the ring channel of being equipped with of positioning jig, the circular recess sets up in the top of ring channel, and the diameter of circular recess is greater than the external diameter of ring channel, and positioning jig passes through connection structure and is connected with the rotatable formula of bottom plate. The utility model provides a rotatory tray is carried to light-duty type low-cost, the bottom steel sheet of tray, annular steel sheet and positioning baffle adopt the carbon steel material, and the positioning jig of tray, roof and bottom plate adopt the nylon material, and the tray is compounded by two kinds of materials of nylon and carbon steel, have alleviateed the weight of tray, have reduced manufacturing cost, have improved the wearability of tray.

Description

Light-load type low-cost conveying rotary tray

Technical Field

The utility model belongs to the technical field of tray conveying equipment technique and specifically relates to a rotatory tray is carried to underloading type low cost.

Background

The rotary tray which is arranged on a conveying line and used for conveying stator punching sheets in the prior art is usually made of single materials such as steel, cast iron, aluminum alloy or nylon. The tray made of steel or cast iron as a main body structure is heavy in whole, the cost is too high due to the fact that the tray is made of aluminum alloy materials, the abrasion resistance and the strength of the tray made of nylon are insufficient, and the tray with good abrasion resistance and low cost is not used for conveying stator punching plates at present.

Therefore, the development of the tray with good wear resistance and low cost is of great significance.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, a light-load type low-cost conveying rotary tray is provided.

The utility model provides a light-duty type low-cost rotatory tray of carrying, includes positioning jig and bottom plate, the last circular recess and the ring channel of being equipped with of positioning jig, the circular recess set up in the top of ring channel, the diameter of circular recess is greater than the external diameter of ring channel, positioning jig passes through connection structure and is connected with the rotatable formula of bottom plate.

Preferably, the connecting structure comprises a mandrel, a shaft sleeve, a limiting sleeve, a gasket and a screw, a top plate is connected below the positioning jig, the mandrel penetrates through the bottom plate and the top plate and is respectively sleeved with the bottom plate and the top plate, the inner peripheral surface of the shaft sleeve is sleeved with the outer peripheral surface of the mandrel, the outer peripheral surface of the shaft sleeve is sleeved with a hole of the top plate, the mandrel is further sleeved with the limiting sleeve, and the limiting sleeve penetrates through the gasket through the screw and is fastened with the mandrel.

Preferably, the lower part of the top plate is connected with an annular steel plate, the upper part of the bottom plate is provided with a steel ball roller, and the steel ball roller is matched with the annular steel plate in a rolling manner.

Preferably, the peripheral surface of the top plate is provided with a positioning hole, the bottom plate is connected with a plunger seat, and the plunger seat is provided with a rotary plunger which can move from the plunger seat to the positioning hole.

Preferably, the bottom plate is connected with a positioning plate, the positioning plate is sleeved with the mandrel, the positioning plate is provided with an anti-rotation hole, and the anti-rotation hole is matched with the mandrel.

Preferably, the bottom plate and the positioning plate are provided with pin holes, and the positioning plate is connected with the bottom plate through pin hole matching of a pin shaft.

Preferably, the two sides of the bottom plate are provided with positioning baffles, and a bottom steel plate is arranged below the bottom plate.

Preferably, the positioning baffle and the bottom steel plate are made of carbon steel.

Preferably, the annular steel plate is made of carbon steel.

Preferably, the bottom plate, the positioning jig and the top plate are all made of nylon.

Advantageous effects

The light-load low-cost conveying rotary tray has the following effects:

1. the utility model provides a light-load low-cost conveying rotary tray, wherein a bottom steel plate, an annular steel plate and a positioning baffle plate of the tray are made of carbon steel, a positioning jig, a top plate and a bottom plate of the tray are made of nylon, and the tray is formed by compounding two materials of nylon and carbon steel, so that the weight of the tray is reduced, the manufacturing cost is reduced, and the wear resistance of the tray is improved;

2. the shaft sleeve of the connecting structure is embedded with the solid lubricant by adopting the brass matrix, can be normally used in an oil-free state, avoids the phenomenon that the lubricant flows between the bottom of the tray and a chain of the conveying line to slip, and simultaneously reduces the working procedures of equipment maintenance;

3. the peripheral face of roof is provided with the locating hole, and the cooperation is rotated plunger and is made the tray temporarily fixed, prevents positioning jig free rotation in transportation process.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention;

fig. 2 is a front view of an embodiment of the present invention;

fig. 3 is a left side view of an embodiment of the invention;

fig. 4 is a top view of an embodiment of the invention;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 7 is an enlarged partial view at C of FIG. 6;

fig. 8 is a top view of a stator lamination in an embodiment of the present invention;

FIG. 9 is a top view of a positioning plate according to an embodiment of the present invention;

figure 10 is a perspective view of the embodiment of the present invention after assembly;

figure 11 is a longitudinal cross-sectional view of the embodiment of the invention after assembly;

the figures are labeled as follows:

1-bottom plate, 11-positioning baffle plate, 2-positioning jig, 21-circular groove, 22-circular groove, 2 a-positioning surface, 2 b-bearing surface, 3-top plate, 31-positioning hole, 4-circular steel plate, 5-steel ball roller, 51-fixing seat, 52-steel ball, 6-connecting structure, 61-mandrel, 61 a-first shaft section, 61 b-second shaft section, 62-shaft sleeve, 63-limiting sleeve, 64-gasket, 65-screw, 7-bottom steel plate, 8-positioning plate, 81-pin shaft, 82-pin hole, 83-anti-rotation hole, 9-plunger seat, 91-rotary plunger, 10-stator punching sheet, 10 a-boss, 10 b-groove, 11-enameled wire, 12-insulating framework.

Detailed Description

In a conventional motor, a stator is arranged outside, and a rotor rotates to generate torque. The external rotor motor is the opposite structure, the stator is in the middle of the motor, and the rotor is outside. The stator punching sheet 10 is made by directly punching a silicon steel sheet material through a punch press, a plurality of stator punching sheets 10 are stacked and assembled to form a stator core through welding or riveting, the overall shape of the stator punching sheet 10 is I-shaped, as shown in fig. 8, bosses 10a and grooves 10b are respectively arranged on two sides of the stator punching sheet 10, the shapes and the sizes of the bosses 10a and the grooves 10b are matched with each other, the bosses 10a and the grooves 10b of two adjacent stator punching sheets 10 are matched with each other to play a positioning role, after the stator punching sheets 10 are assembled into a complete circular stator core, an insulating framework 12 is clamped in an open slot of the stator core, and an enameled wire 11 is wound on the outer surface of the insulating framework 12.

Fig. 1 shows the utility model discloses the perspective view of the low-cost rotatory tray of carrying of light-duty type, fig. 2 shows the utility model discloses the main view of the low-cost rotatory tray of carrying of light-duty type, fig. 3 shows the utility model discloses the top view of the low-cost rotatory tray of carrying of light-duty type. The tray comprises a positioning jig 2 and a bottom plate 1, wherein the positioning jig 2 is positioned above the bottom plate 1, the positioning jig 2 is rotatably connected with the bottom plate 1 through a connecting structure 6, the bottom plate 1 of the tray is placed on a double-speed chain conveying line for transportation, the positioning jig 2 can rotate freely, a circular groove 21 and an annular groove 22 are formed in the positioning jig 2, the circular groove 21 is a positioning groove, the annular groove 22 is a groove 10b for reserving an insulating framework 12 and a coil mounting position, the circular groove 21 and the annular groove 22 are concentric, the diameter of the circular groove 21 is slightly larger than the outer diameter of the annular groove 22, the outer circular surface of the circular groove 21 is a positioning surface 2a, the surface finish machining treatment is carried out on the outer circular surface of a stator punching sheet 10 in the assembling process, the stator punching sheet 10 is positioned, the upper end surface of the outer side of the annular groove 22 and the upper end surface of the inner side are supporting surfaces 2b, the upper end surface of the outer side is used for supporting the outer side of the stator punching sheet 10, the upper end surface of the inner side is used for supporting the inner side of the stator punching sheet 10. In order to reduce the weight of the positioning jig 2, the positioning jig 2 is further provided with a weight reduction groove.

Fig. 7 shows a partial enlarged view of the connection structure 6. The connecting structure 6 comprises a mandrel 61, a shaft sleeve 62, a limiting sleeve 63, a gasket 64 and a screw 65, a top plate 3 is fixed below the positioning jig 2, the mandrel 61 is a stepped shaft with a flange at the lower end, wherein the first shaft section 61a with a larger diameter and the second shaft section 61b with a smaller diameter are arranged at the lower end of the mandrel 61, the limiting sleeve 63 is sleeved on the second shaft section 61b, a central threaded hole is processed at the upper end face of the mandrel 61, holes with the same diameter as the first shaft section 61a of the mandrel 61 are formed in the centers of the top plate 3 and the bottom plate 1, the mandrel 61 penetrates through the holes of the top plate 3 and the bottom plate 1 to enable the flange to be abutted against the lower end face of the hole of the bottom plate 1, the inner circumferential surface of the shaft sleeve 62 is sleeved on the first shaft section 61a of the mandrel 61, the outer circumferential surface of the shaft sleeve 62 is sleeved in the hole of the top plate 3, the lower end of the limiting sleeve 63 is abutted against the shaft shoulder of the stepped shaft, the gasket 64 is arranged at the upper end of the limiting sleeve 63, the screw 65 penetrates through the gasket 64 to be fastened with the central threaded hole, preventing the mandrel 61 from shifting in its axial direction.

Axle sleeve 62 adopts the brass to be the base member, seted up the hole of arranging in order on the friction surface of axle sleeve 62 base member, downthehole the inlaying has solid lubricant, common solid lubricant has graphite and molybdenum disulfide, solid lubricant has good lubricity and wearability, can use under the oilless condition, the tray need not locate at axle sleeve 62 in the course of the work and adds lubricating oil, the phenomenon of skidding appears between the chain of lubricating oil flow to tray bottom and transfer chain has been avoided, the process of equipment maintenance has also been reduced simultaneously.

In order to realize the temporary fixing function of the tray and prevent the tray from freely rotating in the conveying process of the conveying line by the positioning jig 2, the positioning hole 31 is formed in the peripheral surface of the top plate 3, the plunger seat 9 is installed on the upper end surface of the bottom plate 1, in the embodiment, the plunger seat 9 is an L-shaped thin plate, the bottom of the plunger seat 9 is fixed on the bottom plate 1, a hole is formed in the side surface of the plunger seat 9 at the same height of the positioning hole 31 of the positioning jig 2, the rotary plunger 91 is inserted into the hole of the plunger seat 9 to form a moving pair, and the rotary plunger 91 can move from the plunger seat 9 to the positioning hole 31. After a part of the rotary plunger 91 is inserted into the positioning hole 31, the positioning jig 2 and the bottom plate 1 are relatively fixed, the positioning jig 2 rotates freely and cannot rotate freely, and the temporary fixing state can be released by pulling out the rotary plunger 91.

In order to prevent the spindle 61 from rotating, in this embodiment, a positioning plate 8 is disposed on the upper end surface of the base plate 1, a plurality of pin holes 82 are disposed on the positioning plate 8 and the base plate 1, the positioning plate 8 and the base plate 1 are fixed by matching pin shafts 81 and the pin holes 82, the spindle 61 is milled to be flat, that is, two planes parallel to each other are milled on the spindle 61, an anti-rotation hole 83 which is the same as the cross section of the spindle 61 is formed in the middle of the positioning plate 8, the freedom degree of the spindle 61 is limited after the anti-rotation hole 83 is matched with the spindle 61, and the spindle 61 cannot rotate.

The lower part of the top plate 3 is connected with an annular steel plate 4, a steel ball roller 5 is arranged above the bottom plate 1, the steel ball roller 5 comprises a fixed seat 51 and a steel ball 52, a hemispherical groove 10b is formed in the fixed seat 51, the steel ball 52 is pressed into the hemispherical groove 10b to form a spherical pair, the steel ball 52 can rotate in the hemispherical groove 10b, the bottom of the fixed seat 51 of the steel ball roller 5 is a flange and is fixed on the bottom plate 1 through a screw 65, the top spherical surface of the steel ball roller 5 is in sliding connection with the annular steel plate 4, the stator punching sheet 10 is arranged on the outer side of the positioning jig 2 for assembly, the weight of the stator punching sheet 10 is concentrated on the outer edge of the positioning jig 2, the steel ball roller 5 is arranged below the annular groove 22, the weight of the stator punching sheet 10 is directly supported by the steel ball roller 5, so that the abrasion of the shaft sleeve 62 can be reduced, and the service life of the tray can be prolonged.

Because the bottom of tray is placed and is carried on doubly fast chain transfer chain, in order to improve the wearability of tray, be fixed with bottom steel sheet 7 below bottom plate 1, bottom steel sheet 7's material is the carbon steel, and the carbon steel material has very high hardness and good wearability, and the chain direct contact wearing and tearing volume with doubly fast chain transfer chain is little, has improved the life of tray. Besides, the annular steel plate 4 and the positioning baffle 11 are also made of carbon steel. The positioning jig 2, the top plate 3 and the bottom plate 1 are made of nylon, so that the nylon is light in weight and low in manufacturing cost, the overall weight of the tray is reduced, and the manufacturing cost is reduced.

The specific working principle is as follows:

the method comprises the steps of placing a tray on a speed-multiplying chain conveying line, starting a production line, enabling a bottom steel plate 7 of the tray to move together with a chain on the speed-multiplying chain conveying line, conveying the tray to an assembly area of the production line by the speed-multiplying chain conveying line, designing a series of stoppers in the center of the conveying line, enabling the stoppers to be stop cylinders, enabling push rods of the stoppers to stretch out of positioning baffles 11 of a bottom plate 1 when the tray reaches the assembly area, enabling the tray to stop, enabling an operator to place stator punching sheets 10 in positioning fixtures 2 of the tray, then splicing a plurality of stator punching sheets 10 into a circular stator core, and enabling the assembled state to be as shown in figures 10 and 11.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a light-duty type low-cost rotatory tray of carrying, its characterized in that, includes positioning jig (2) and bottom plate (1), be equipped with circular recess (21) and ring channel (22) on positioning jig (2), circular recess (21) set up in the top of ring channel (22), the diameter of circular recess (21) is greater than the external diameter of ring channel (22), positioning jig (2) are connected through connection structure (6) and the rotatable formula of bottom plate (1).

2. The light-load low-cost conveying rotary tray is characterized in that the connecting structure (6) comprises a mandrel (61), a shaft sleeve (62), a limiting sleeve (63), a gasket (64) and a screw (65), a top plate (3) is connected below the positioning jig (2), the mandrel (61) penetrates through the bottom plate (1) and the top plate (3) and is respectively sleeved with the bottom plate (1) and the top plate (3), the inner circumferential surface of the shaft sleeve (62) is sleeved with the outer circumferential surface of the mandrel (61), the outer circumferential surface of the shaft sleeve (62) is sleeved with a hole of the top plate (3), the mandrel (61) is further sleeved with the limiting sleeve (63), and the limiting sleeve (63) penetrates through the gasket (64) through the screw (65) and is fastened with the mandrel (61).

3. The light-load low-cost conveying rotary tray is characterized in that an annular steel plate (4) is connected to the lower portion of the top plate (3), a steel ball roller (5) is arranged on the upper portion of the bottom plate (1), and the steel ball roller (5) is in rolling fit with the annular steel plate (4).

4. A light-load type low-cost conveying rotary tray according to claim 2, wherein the top plate (3) is provided with positioning holes (31) on the outer peripheral surface thereof, the bottom plate (1) is connected with a plunger seat (9), and the plunger seat (9) is provided with a rotary plunger (91) which can move from the plunger seat (9) to the positioning holes (31).

5. The light-load low-cost conveying rotary tray is characterized in that a positioning plate (8) is connected to the bottom plate (1), the positioning plate (8) is sleeved with the mandrel (61), an anti-rotation hole (83) is formed in the positioning plate (8), and the anti-rotation hole (83) is matched with the mandrel (61).

6. The light-load low-cost conveying rotary tray is characterized in that the bottom plate (1) and the positioning plate (8) are provided with pin holes (82), and the positioning plate (8) is connected with the bottom plate (1) through pin shafts (81) and the pin holes (82) in a matched mode.

7. The light-load low-cost conveying rotary tray is characterized in that positioning baffle plates (11) are arranged on two sides of the bottom plate (1), and a bottom steel plate (7) is arranged below the bottom plate (1).

8. A light-duty low-cost conveying rotary tray according to claim 7, characterized in that the material of the positioning baffle plate (11) and the bottom steel plate (7) is carbon steel.

9. A light-duty low-cost conveying rotary tray according to claim 3, characterized in that the material of the annular steel plate (4) is carbon steel.

10. The light-load low-cost conveying rotary tray is characterized in that the bottom plate (1), the positioning jig (2) and the top plate (3) are all made of nylon.