CN211491789U

CN211491789U - Fixed hulling rubber roll forming machine with accurate positioning function

Info

Publication number: CN211491789U
Application number: CN201922178641.7U
Authority: CN
Inventors: 梅锐
Original assignee: Anlu Quansheng Grain Machinery Co ltd
Current assignee: Anlu Quansheng Grain Machinery Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-09-15
Anticipated expiration: 2029-12-06

Abstract

The utility model provides a fixed rice hulling rubber roll make-up machine with accurate positioning function, which comprises a frame, unsteady chuck and location chuck, unsteady chuck includes the casing, unsteady conical head, adjustable tensioning plate and elastomer, the inside cylinder cavity that is equipped with of casing, adjustable tensioning plate slidable sets up in the cavity bottom, unsteady conical head slidable sets up in cavity port department, the elastomer sets up in the cavity and is located adjustable tensioning plate and unsteady conical head between, the terminal surface outside of casing is equipped with adjusting bolt, adjusting bolt runs through the terminal surface and supports adjustable tensioning plate, the location chuck is including the location conical head, the location conical head is rotatable to be fixed in the frame, be equipped with the motor in the frame, the unsteady conical head of output shaft rotatable coupling of motor, unsteady conical head and location conical head coaxial line. The utility model has the advantages that: the interference possibly generated by the manufacturing error of the iron core is eliminated, the phenomenon of knife beating is prevented, the requirement of axial accurate positioning is met, and the accuracy and the quality of the machined end face are improved.

Description

Fixed hulling rubber roll forming machine with accurate positioning function

Technical Field

The utility model relates to a rice huller rubber roll processing equipment technical field especially relates to a fixed rice huller rubber roll make-up machine with accurate positioning function.

Background

Rice is the main grain of China, the rice processing mainly comprises the working procedures of cleaning, removing stones, hulling rice, milling rice and the like, and hulling rice is one of the key working procedures of rice production. The rice hulling process is mainly completed by a rice huller which mainly removes rice husks by differential operation of a pair of elastic rice hulling rubber rollers rotating in opposite directions. The rice huller rubber roll is a main working part of the rice huller and also an easy-to-wear part of the rice huller; at present, the rice hulling rubber roller mainly has two structural forms of a sleeve type and a wheel type, the rice hulling rubber roller with the sleeve type structure adopts two ends for supporting, and along with the development of the domestic rice processing production towards the direction of large yield, the rice hulling rubber roller with the sleeve type structure is more and more widely applied, and the using quantity is gradually increased.

The shell-type structure rice hulling rubber roll mainly comprises a cast iron core, an inner rubber layer and an outer rubber layer. During production, the outer surface of the processed cast iron core is coated with the inner rubber layer firstly and then rolled with the outer rubber layer, and a semi-finished product rice hulling rubber roller is formed after the semi-finished product rice hulling rubber roller is formed through a vulcanization procedure. And turning the excessive glue layers on the excircle surface and two end surfaces of the semi-finished product rice hulling rubber roll on a machine tool according to the size of the design drawing to obtain the finished product rice hulling rubber roll. The semi-finished product rice hulling rubber roll needs to be axially and radially positioned during processing, particularly needs to be axially and accurately positioned, the conventional common clamp cannot enable the axial and accurate positioning of the end face of an iron core, the technical requirement is high during turning of a rubber layer of the end face of the semi-finished product, a tool bit for turning the rubber layer is sharp, a tool point can be turned to the end face of the iron core by carelessness, the phenomenon of tool hitting occurs, or the end face of the rubber layer is not parallel to the end face of the iron core, and the product quality.

SUMMERY OF THE UTILITY MODEL

In view of this, the embodiment of the utility model provides a fixed rice hulling rubber roll make-up machine with accurate positioning function is provided.

The embodiment of the utility model provides a fixed rice hulling rubber roll forming machine with accurate positioning function, including frame, unsteady chuck and location chuck, unsteady chuck includes casing, unsteady conical head, adjustable tensioning plate and elastomer, the casing is inside to be equipped with the cylinder cavity, adjustable tensioning plate slidable sets up in the cavity bottom, unsteady conical head slidable sets up in cavity port department, the elastomer set up in the cavity and be located between adjustable tensioning plate and the unsteady conical head, the terminal surface outside of casing is equipped with adjusting bolt, adjusting bolt runs through the terminal surface and supports adjustable tensioning plate, location chuck includes the location conical head, the location conical head is rotatable to be fixed in the frame, be equipped with the motor in the frame, the output shaft rotatable coupling of motor the unsteady conical head, the floating conical head and the positioning conical head are coaxial, the floating conical head and the positioning conical head respectively abut against conical surfaces at two ends of the semi-finished product rice hulling rubber roll, and the clamping degree of the semi-finished product rice hulling rubber roll is adjusted through the adjusting bolt.

Further, the outer wall of the shell is provided with an axial positioning block, and the axial positioning block is located at the port of the cavity.

Further, the bottom of the rack is provided with a bearing rod, the bearing rod is arranged in parallel with the floating chuck, the bearing rod is provided with a turning tool clamp, the turning tool clamp clamps the turning tool, and the turning tool is aligned with the axial positioning block.

Furthermore, a locking nut is arranged on the outer side of the end face of the shell, and the adjusting bolt is in threaded connection with the locking nut and extends into the cavity to abut against the adjustable tensioning plate.

Furthermore, a rotatable main shaft is arranged on the rack, belt wheels are arranged on the main shaft and the motor output shaft, and the two belt wheels are connected through a belt.

Furthermore, the rack is further provided with two fixing rods and a positioning shaft opposite to the main shaft, the positioning shaft is rotatably connected with the rack, the upper ends of the fixing rods are fixed at the top of the rack, the lower ends of the fixing rods are provided with positioning rings, and the main shaft and the positioning shaft are sleeved with the positioning rings of the two fixing rods respectively.

Furthermore, the outside of casing terminal surface with the outside of location conical head all is equipped with the connector, the connector of casing terminal surface is connected the main shaft, the connector of location conical head is connected the location axle.

The embodiment of the utility model provides a beneficial effect that technical scheme brought is: the utility model discloses a fixed rice huller rubber roll make-up machine with accurate positioning function, need add the requirement at axial and two radial direction accurate positioning according to semi-manufactured goods rice huller rubber roll, separate the location benchmark of axial and two radial directions, select the axis that iron core both ends conical surface location used the iron core as the benchmark at radial direction, select the location conical head as the benchmark at axial direction, the floating conical head passes through the elastomer and forms the unsteady support location, eliminate the interference that the iron core error of making probably produced, the phenomenon of forging a knife prevents to appear, satisfy the axial accurate positioning requirement, the terminal surface precision of processing and quality are improved.

Drawings

Fig. 1 is a schematic view of a fixed type hulling rubber roll forming machine with precise positioning function of the present invention;

fig. 2 is a partially enlarged schematic view at a in fig. 1.

In the figure: 1-a frame, 2-a semi-finished product rice hulling rubber roll, 3-a motor, 4-a belt, 5-a belt wheel, 6-a main shaft, 7-a fixed rod, 8-a positioning shaft, 9-a positioning ring, 10-a positioning conical head, 11-a second connector, 12-a turning tool, 13-a turning tool clamp, 14-a bearing rod, 15-an axial positioning block, 16-a shell, 17-a floating conical head, 18-an adjustable tensioning plate, 19-an elastic body, 20-a positioning bolt, 21-a locking nut, 22-a first connector, 23-a rubber roll iron core and 24-a rubber roll glue layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.

Please refer to fig. 1, an embodiment of the present invention provides a fixed type hulling rubber roll forming machine with precise positioning function, for making a semi-finished hulling rubber roll 2 with a turning excircle surface and a redundant rubber layer on both end surfaces, the semi-finished hulling rubber roll 2 includes an inner rubber roll core 23 and an outer rubber roll rubber layer 24, the hulling rubber roll forming machine specifically includes a frame 1, and a floating chuck and a positioning chuck arranged on the frame.

Referring to fig. 2, the floating cartridge includes a housing 16, a floating bit 17, an adjustable tensioning plate 18, and an elastomer 19. The housing 16 is cylindrical, and a cylindrical cavity is arranged in the housing, and an opening is arranged at the side end of the cavity. The adjustable tensioning plate 18 is a circular plate having an inner diameter substantially the same as the inner diameter of the cavity. The adjustable tensioning plate 18 is placed at the bottom of the cavity and is slidable along the inner wall of the cavity. The floating conical head 17 is a cylinder with a conical surface at one end, and the conical surface is matched with the conical surface at one end of the rubber roll core 23 of the semi-finished product rice hulling rubber roll 2. The diameter of the floating cone head 17 is basically the same as the inner diameter of the cavity, the floating cone head 17 is arranged in the cavity, and one end of the floating cone head 17 with a conical surface extends out of the cavity port. The elastomer 19 is disposed in the cavity between the adjustable tensioning plate 18 and the floating bit 17. The elastic body 19 can be selected as a spring, and one end of the elastic body 19 is fixed on the adjustable tensioning plate 18, and the other end is fixed on one end of the floating conical head 17.

Adjusting bolt 20 and lock nut 21 are equipped with in the terminal surface outside of casing 16, lock nut 21 is fixed in the terminal surface outside of casing 16, adjusting bolt 20 with lock nut 21 threaded connection to stretch into in the cavity support adjustable tensioning plate 18, through adjusting bolt 20 is adjustable the tensioning degree of elastomer 19.

A connector is further arranged on the outer side of the end face of the shell 16, the connector is a first connector 22, and the first connector 22 coincides with the axis of the cavity. The motor 3 and the main shaft 6 are arranged on the rack 1, the main shaft 6 is arranged above the motor 3 and is rotatably fixed on the rack 1, and the main shaft 6 is connected with the first connecting head 22 and coincides with the axis of the first connecting head 22. The main shaft 6 and the output shaft of the motor 3 are both provided with belt wheels 5, and the two belt wheels 5 are connected through a belt 4.

Referring to fig. 1, the positioning chuck includes a positioning conical head 10, and the positioning conical head 10 is a cylinder with a conical surface at one end, and the conical surface is adapted to the conical surface at the other end of the rubber roll core 23 of the semi-finished rice hulling rubber roll 2. The location conical head 10 set up in unsteady conical head 17 extending direction, the conical surface of location conical head 10 with the conical surface of unsteady conical head 17 sets up relatively, the outside of location conical head 10 also is equipped with a connector, and this connector is second connector 11. The positioning shaft 8 which is the same as the main shaft 6 is arranged on the frame 1, one end of the positioning shaft 8 can be rotationally fixed on the frame 1, and the other end of the positioning shaft is connected with the second connector 11, so that the positioning conical head 10 and the floating conical head 17 are coaxial.

In order to enable the positioning chuck and the floating chuck to stably rotate, two fixing rods 7 are arranged at the upper part of the rack 1, the upper end of each fixing rod 7 is fixed at the top of the rack 1, a positioning ring 9 is arranged at the lower end of each fixing rod 7, and the main shaft 6 and the positioning shaft 8 are respectively sleeved by the positioning rings 9 of the two fixing rods 7.

The utility model discloses a fixed rice huller rubber roll shaping with accurate positioning function when clamping semi-manufactured goods rice huller rubber roll 2, earlier with the toper terminal surface of semi-manufactured goods rice huller rubber roll 2's rubber roll iron core 23 one end with the toper face contact of unsteady conical head 17 aligns, again with the toper terminal surface of the rubber roll iron core 23 other end with the toper face contact of location conical head 10 aligns, location conical head 10 is right unsteady conical head 17 applys tension, makes unsteady conical head 17 to the inside removal of inner chamber is extruded elastomer 19, the 19 tensioning of elastomer, through adjusting bolt 20 adjusts semi-manufactured goods rice huller rubber roll 2's tight degree of clamp accomplishes the accurate positioning to semi-manufactured goods rice huller rubber roll 2.

Referring to fig. 1, an axial positioning block 15 is disposed on an outer wall of the housing 16, and the axial positioning block 15 is located at the port of the cavity and is fixedly connected to the outer wall of the housing 16 through a screw. The bottom of frame 1 is equipped with carrier bar 14, carrier bar 14 with floating chuck parallel arrangement, be equipped with lathe tool anchor clamps 13 on the carrier bar 14, lathe tool anchor clamps 13 slidable be fixed in carrier bar 14 just can be died by the lock, lathe tool anchor clamps 14 centre gripping lathe tool 12, lathe tool 12 with axial positioning piece 15 aligns. When turning the unnecessary glue film 24 of semi-manufactured goods rice hulling rubber roll 2's both ends face, motor 3 drives the chuck of floating is rotatory, because the chuck of floating with the location chuck presss from both sides tightly semi-manufactured goods rice hulling rubber roll 2, semi-manufactured goods rice hulling rubber roll 2 follows the rotation, lathe tool 12 automatic turning the unnecessary glue film 24 of semi-manufactured goods rice hulling rubber roll 2's terminal surface.

In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a fixed rice hulling rubber roll make-up machine with accurate positioning function which characterized in that: the floating clamp comprises a frame, a floating clamp head and a positioning clamp head, wherein the floating clamp head comprises a shell, a floating conical head, an adjustable tensioning plate and an elastic body, a cylindrical cavity is arranged in the shell, the adjustable tensioning plate is slidably arranged at the bottom of the cavity, the floating conical head is slidably arranged at the port of the cavity, the elastic body is arranged in the cavity and is positioned between the adjustable tensioning plate and the floating conical head, an adjusting bolt is arranged on the outer side of the end surface of the shell, the adjusting bolt penetrates through the end surface and supports against the adjustable tensioning plate, the positioning clamp head comprises a positioning conical head, the positioning conical head is rotatably fixed on the frame, a motor is arranged on the frame, an output shaft of the motor is rotatably connected with the floating conical head, the floating conical head and the positioning conical head are coaxial, and the floating conical head and the positioning conical head respectively support against conical surfaces at two ends of semi-finished product rice hulling, and adjusting the clamping degree of the semi-finished product rice hulling rubber roll through the adjusting bolt.

2. The fixed type rice hulling rubber roll forming machine with the accurate positioning function as claimed in claim 1, characterized in that: the outer wall of the shell is provided with an axial positioning block, and the axial positioning block is located at the port of the cavity.

3. The fixed type rice hulling rubber roll forming machine with the accurate positioning function as claimed in claim 2, characterized in that: the bottom of the frame is provided with a bearing rod, the bearing rod is parallel to the floating chuck, the bearing rod is provided with a turning tool clamp, the turning tool clamp clamps a turning tool, and the turning tool is aligned with the axial positioning block.

4. The fixed type rice hulling rubber roll forming machine with the accurate positioning function as claimed in claim 1, characterized in that: and a locking nut is arranged on the outer side of the end face of the shell, and the adjusting bolt is in threaded connection with the locking nut and extends into the cavity to abut against the adjustable tensioning plate.

5. The fixed type rice hulling rubber roll forming machine with the accurate positioning function as claimed in claim 1, characterized in that: the frame is provided with a rotatable main shaft, belt wheels are arranged on the main shaft and the motor output shaft, and the two belt wheels are connected through a belt.

6. The fixed type rice hulling rubber roll forming machine with the accurate positioning function as claimed in claim 5, characterized in that: the machine frame is further provided with two fixing rods and a positioning shaft opposite to the main shaft, the positioning shaft is rotatably connected with the machine frame, the upper ends of the fixing rods are fixed at the top of the machine frame, the lower ends of the fixing rods are provided with positioning rings, and the main shaft and the positioning shaft are sleeved with the positioning rings of the two fixing rods respectively.

7. The fixed type rice hulling rubber roll forming machine with the accurate positioning function as claimed in claim 6, characterized in that: the outside of casing terminal surface with the outside of location conical head all is equipped with the connector, the connector of casing terminal surface is connected the main shaft, the connector of location conical head is connected the location axle.