Search

CN-224214662-U - Cambered surface cam divider

CN224214662UCN 224214662 UCN224214662 UCN 224214662UCN-224214662-U

Abstract

The utility model relates to the technical field of cam dividers, in particular to a cambered cam divider, which is characterized by comprising a first chassis, an input shaft, a first cambered cam, a first cambered rail, a second cambered rail, a plurality of first dividing rods, a plurality of first needle bearings and a plurality of second needle bearings, wherein the first cambered rail, the second cambered rail and the second cambered bearing are respectively in rolling engagement, the first dividing rods, the second cambered rail and the second rolling bearing are respectively in rolling engagement, the first cambered rail and the second cambered rail are arranged at two sides of the first cambered guide groove in a staggered manner, the first dividing rods are uniformly circumferentially arranged on the outer wall of the first output shaft, the outer ends of the first dividing rods are axially concentrically rotated to form the first cambered rail and the second cambered rail, and when the outer ends of the first dividing rods are positioned in the cambered guide grooves of the first cambered cam, the first rolling bearings are in rolling engagement with the first cambered rail, and the second rolling bearings are in rolling engagement with the second cambered rail.

Inventors

  • LIU PEIJUN

Assignees

  • 诸城市福克森机械科技有限公司

Dates

Publication Date
20260508
Application Date
20250721

Claims (6)

  1. 1. A cambered surface cam divider comprises a first chassis (1), an input shaft (2) and a first cambered surface cam (3), wherein a first chamber is arranged in the first chassis (1), the input shaft (2) is horizontally rotatably arranged in the first chamber of the first chassis (1) and one end of the input shaft (2) extends out of the first chassis (1), the first cambered surface cam (3) is concentrically arranged on the input shaft (2), the first cambered surface cam (3) is arranged in the first chamber, the first output shaft (4) is vertically rotatably arranged in the first chamber of the first chassis (1), the upper end of the first output shaft (4) extends out of the first chamber of the first chassis (1), the divider is characterized by further comprising a first cambered surface track (5), a second cambered surface track (6), a plurality of first dividing rods (7), a plurality of first needle bearings (8) and a second needle bearing (9), a plurality of cambered surface guide grooves are arranged on the outer wheel surface of the first cambered surface cam (3), one side of each cambered surface guide groove is provided with an inward protruding first cambered surface track (5), the other side of each cambered surface guide groove is provided with an inward protruding second track (6), the upper end of the first cambered surface guide groove (7) extends out of the first cambered surface track (7) and the second cambered surface guide groove (8) is evenly arranged on the outer circumference of the first cambered surface guide rod (7) and the second cambered surface guide rod (8) is evenly arranged on the outer circumference of the first cambered surface guide rod (7), when the outer end of the first indexing rod (7) is positioned in the cambered surface guide groove of the first cambered surface cam (3), the first needle bearing (8) is in rolling engagement with the first cambered surface track (5), and the second needle bearing (9) is in rolling engagement with the second cambered surface track (6).
  2. 2. The cambered surface cam divider as claimed in claim 1, further comprising a case two (10), an output shaft two (11), an indexing rod two (12) and a cambered surface cam two (13), wherein the case two (10) is installed on the case one (1), a cavity two is arranged in the case two (10), the output shaft two (11) is horizontally and rotatably installed in the cavity two of the case two (10), the end part of the output shaft two (11) extends out of the case two (10), a plurality of indexing rods two (12) are uniformly installed on the outer wall of the output shaft two (11) in circumference, the upper end of the output shaft one (4) extends out of the case two (10) through the cavity two of the case two (10), the output shaft one (4) is rotatably connected with the bottom wall and the top wall of the case two (10), the cambered surface cam two (13) is concentrically installed on the upper part of the output shaft one (4), the cambered surface cam two (13) is located in the cavity two of the case two (10), and the end parts of the indexing rods two (12) are meshed with the cambered surface guide groove two of the cambered surface cam two (13).
  3. 3. The cambered surface cam divider as claimed in claim 2, characterized in that the indexing rod II (12) comprises a deflector rod II (14), a needle bearing III (15), a needle bearing IV (16), an arc-shaped track III (17) and an arc-shaped track IV (18), the inner end of the deflector rod II (14) is arranged on the output shaft II (11), the needle bearing III (15) and the needle bearing IV (16) are arranged at the outer end of the deflector rod II (14) in a concentric rotation mode along the axial direction, the arc-shaped track III (17) is arranged on one side wall of the cambered surface guide groove II of the cambered surface cam II (13), the arc-shaped track IV (18) is arranged on the other wall of the cambered surface guide groove II of the cambered surface cam II (13), the needle bearing III (15) is in rolling engagement with the arc-shaped track III (17), and the needle bearing IV (16) is in rolling engagement with the arc-shaped track IV (18).
  4. 4. A cam-in-arc divider according to claim 2, further comprising a bearing housing (19), wherein the second housing (10) is rotatably mounted to the first housing (1) via the bearing housing (19), and wherein the bearing housing (19) is arranged concentrically with the first output shaft (4).
  5. 5. The cambered cam divider as claimed in claim 4, further comprising a gear ring (20), a motor (21) and a gear (22), wherein the gear ring (20) is mounted on the first housing (1), the gear ring (20) is arranged concentrically with the bearing seat (19), the motor (21) is mounted on the second housing (10) through a bracket, the output shaft of the motor (21) is concentrically mounted with the gear (22), and the gear (22) is meshed with the gear ring (20).
  6. 6. The cambered cam divider as claimed in claim 2, further comprising a first access door (23) and a second access door (24), wherein the front end surface of the first chassis (1) is provided with a first access mounting port which is communicated with the first cavity of the first chassis (1), the first access door (23) is detachably mounted on the first access mounting port of the first chassis (1), the upper end surface of the second chassis (10) is provided with a second access mounting port which is communicated with the second cavity of the second chassis (10), and the second access door (24) is detachably mounted on the second access mounting port of the second chassis (10).

Description

Cambered surface cam divider Technical Field The utility model relates to the technical field of cam dividers, in particular to a cambered surface cam divider. Background The cambered surface cam divider is a high-precision rotating device, and continuous input motion is converted into intermittent output motion through the fact that a cambered surface conjugate cam on an input shaft is in gapless vertical engagement with an indexing wheel on an output shaft. The utility model discloses a cambered surface mandrel type cam divider, which comprises a base, wherein a shell is fixedly arranged on the base, an input shaft and an output shaft are respectively rotatably arranged on the top and the side wall of the shell, the input shaft is slidably clamped on the shell through a connecting lantern ring, a driven disc is fixedly arranged at the bottom of the output shaft, driven rollers are uniformly arranged on the outer wall of the driven disc, a limiting chute is formed in the top of the base, a traversing positioning type rotation adjusting assembly is arranged in the limiting chute, cambered surface cams are rotatably arranged on the traversing positioning type rotation adjusting assembly, the number of the cambered surface cams is four, the curved surface sections of the four cambered surface cams are different in spiral angle, and one end of each cambered surface cam is fixedly provided with a transverse connecting column. However, only one needle bearing is arranged on the driven roller of the cambered surface cam divider, so that the driven roller can only be in rolling engagement with one side cambered surface of the cambered track of the cambered surface cam, a small gap is required to be kept between the driven roller and the other side cambered surface of the cambered track of the cambered surface cam, and no real zero-clearance engagement can be realized, thereby reducing the output precision of the output shaft. Disclosure of utility model In order to solve the technical problems, the utility model provides the cambered surface cam divider which improves output precision by enabling the first indexing rod to be in gapless engagement with the cambered surface guide groove of the first cambered surface cam through the first needle bearing, the first arc-shaped rail, the second arc-shaped rail and the second needle bearing which are respectively in rolling engagement. The utility model relates to a cambered surface cam divider, which comprises a first chassis, an input shaft and a first cambered surface cam, wherein a first cavity is formed in the first chassis, the input shaft is horizontally and rotatably arranged in the first cavity of the first chassis, one end of the input shaft extends out of the first chassis, the first cambered surface cam is arranged on the input shaft in a same way, the first cambered surface cam is positioned in the first cavity, the first output shaft is vertically and rotatably arranged in the first cavity of the first chassis, and the upper end of the first output shaft extends out of the upper external of the first chassis; the device also comprises an arc track I, an arc track II, a plurality of dividing rods I, a plurality of needle bearings I and a plurality of needle bearings II, wherein a plurality of arc guide grooves are arranged on the outer wheel surface of the arc cam I, one side of each arc guide groove is provided with an inward protruding arc track I, the other side of each arc guide groove is provided with an inward protruding arc track II, the arc tracks I and the arc tracks II are arranged in a staggered way, the circumference of each dividing rod I is uniformly arranged on the outer wall of the output shaft I, the outer ends of the dividing rods I axially and concentrically rotate the needle bearings I and the needle bearings II, when the outer ends of the dividing rods I are positioned in the arc guide grooves of the arc cam I, the needle bearings I are in rolling engagement with the arc track I, the needle bearings II are in rolling engagement with the arc track II, during operation, the input shaft is in driving connection with an external power source, so that the input shaft drives the arc cam I to rotate at a uniform speed, the dividing rods I sequentially enter the arc guide grooves on the arc cam I, the dividing rods I are stirred by the arc guide grooves of the arc cam I, the output shaft I is driven to realize intermittent rolling output, the first dividing rods in the process of the first dividing rods, the first dividing rods are in the arc guide grooves, and the first needle bearings are in rolling engagement with the arc guide grooves II, therefore, no gap exists between the two side walls of the cambered surface guide groove of the first indexing rod and the first cambered surface cam, real gapless meshing is achieved, and the output precision of the first output shaft is improved. Preferably, the machine box comprises a machine box II, an