CN205765397U

CN205765397U - Eccentric grinder

Info

Publication number: CN205765397U
Application number: CN201620459240.2U
Authority: CN
Inventors: 冯敏; 白润泉; 孟庆宇
Original assignee: Chengde Special Equipment Supervision And Inspection Institute
Current assignee: Chengde Special Equipment Supervision And Inspection Institute
Priority date: 2016-05-20
Filing date: 2016-05-20
Publication date: 2016-12-07
Anticipated expiration: 2026-05-20

Abstract

The utility model discloses a kind of eccentric grinder, including grinder, grinding table and control chamber；Described grinder includes servomotor, gear-box, eccentric stiffener, milling bar and abrasive disk, and servo motor output shaft is connected with inner gear of the gear box；Described gear-box lower end connects eccentric stiffener, and eccentric stiffener is connected with the guide pole die carrier being vertically set on grinding table by connector；Described guide pole die carrier upper end is provided with elevating control motor, and elevating control motor output shaft is connected with connector；Described eccentric stiffener includes sleeve pipe, eccentric adjusting sleeve and main shaft, and eccentric adjusting sleeve is arranged on inside pipe casing；Described eccentric adjusting sleeve is arranged on main shaft outer end, and main shaft is connected with the gear in gear-box；This eccentric grinder, uses and drives milling bar to be ground by servomotor, and compared with Traditional Man grinding, its grinding rate is higher, is very easy to as relief valve production maintenance；Practical, it is easy to promote the use of.

Description

Eccentric grinder

Technical field

This utility model relates to grinding relief valve equipment technical field, especially a kind of eccentric grinder.

Background technology

Relief valve is one of widely used safety guard of bearing device, and sealing is one of important performance parameter of relief valve, and the sealing effectiveness of relief valve is played a decisive role as core component by spool with flap；And spool is the most crucial with the grinding effect of valve clack sealing surface；Sealing surface is also the link that relief valve is the weakest simultaneously, easy damaged；So that sealing surface of safety valve flatness and roughness disclosure satisfy that seal request in maintenance process, need the sealing surface of problematic relief valve carries out the strictest grinding maintenance.

Mostly in the sealing surface grinding of relief valve, traditional hand lapping is still used at present in industry, the inefficiency of hand lapping, milling time is long, intensity is big, need to consume substantial amounts of manpower, and Grinding Quality varies with each individual, be completely dependent on manual technology and the personal liability heart, difficult quality guarantee, it is impossible to meet actual demand.

Utility model content

Prior art is difficult to meet the needs of people, for the problem solving above-mentioned existence, the utility model proposes a kind of eccentric grinder, it uses and drives milling bar to be ground by servomotor, and compared with Traditional Man grinding, its grinding rate is higher, simultaneously, grinding effect is outstanding, and efficiency has had revolutionary change especially than traditional approach, is very easy to as relief valve production maintenance.

For realizing this technical purpose, the technical solution adopted in the utility model is: a kind of eccentric grinder, including grinder, grinding table and control chamber；Described grinder includes servomotor, gear-box, eccentric stiffener, milling bar and abrasive disk, and servo motor output shaft is connected with inner gear of the gear box；Described gear-box lower end connects eccentric stiffener, and eccentric stiffener is connected with the guide pole die carrier being vertically set on grinding table by connector；Described guide pole die carrier upper end is provided with elevating control motor, and elevating control motor output shaft is connected with connector；Described eccentric stiffener includes sleeve pipe, eccentric adjusting sleeve and main shaft, and eccentric adjusting sleeve is arranged on inside pipe casing；Described eccentric adjusting sleeve is arranged on main shaft outer end, and main shaft is connected with the gear in gear-box；It is provided with sliding shoe on described grinding table, and sliding shoe is connected with rotating disk by sliding axle；The groove matched with sliding shoe it is further opened with on described grinding table；Described grinding table bottom is additionally provided with supporting leg；Described control chamber is arranged on grinding table side, and is provided with servomotor controller and elevating control electric machine controller in control chamber；Described servomotor controller and elevating control electric machine controller are electrically connected with servomotor and elevating control motor respectively.

Further, described servomotor controller is additionally provided with programming plate, rotating speed control knob, network connecting hole and power input hole.

Further, described supporting leg is provided with several, and is evenly distributed on grinding table bottom.

Further, described supporting leg bottom is additionally provided with cushion.

Further, described main shaft lower end is connected with milling bar by universal ball end.

Further, described rotating disk is provided with rotating handles.

Compared with prior art, this utility model has the advantages that this eccentric grinder, and it uses servomotor to drive main shaft autobiography, exports single movement；Eccentric motion is converted to midway through gear-box and eccentric stiffener；By the control to servomotor, it is achieved different grinding rates, it is achieved roughly grind, refine, polish three processes, then the size of the different abrasive disk of cooperation, meet different valve-seating needs；The operation of new-type eccentric grinder is succinct convenient, and grinding effect is outstanding, and efficiency has had revolutionary change especially than traditional approach, is very easy to as relief valve production maintenance；Simple to operate, practical, it is easy to promote the use of.

Accompanying drawing explanation

Fig. 1 is overall structure schematic diagram of the present utility model；

Fig. 2 is grinding machine structure schematic diagram of the present utility model；

Fig. 3 is servomotor controller front view of the present utility model；

In reference: 1-grinder, 2-grinding table, 3-control chamber, 4-connector, 5-guide pole die carrier, 6-elevating control motor, 7-rotating disk, 8-supporting leg, 9-cushion, 10-rotating handles, 11-servomotor, 12-gear-box, 13-eccentric stiffener, 14-milling bar, 15-abrasive disk, 21-sliding shoe, 22-groove, 31-servomotor controller, 32-elevating control electric machine controller, 131-sleeve pipe, 132-eccentric adjusting sleeve, 133-main shaft, 311-programs plate, 312-rotating speed control knob, 313-network connecting hole, 314-power input hole.

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, all other embodiments that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.

Referring to Figure of description 1-3, in this utility model embodiment, a kind of eccentric grinder, including grinder 1, grinding table 2 and control chamber 3；Described grinder 1 includes servomotor 11, gear-box 12, eccentric stiffener 13, milling bar 14 and abrasive disk 15, and servomotor 11 output shaft is connected with gear-box 12 internal gear；Described gear-box 12 lower end connects eccentric stiffener 13, and eccentric stiffener 13 is connected with the guide pole die carrier 5 being vertically set on grinding table 2 by connector 4；Described guide pole die carrier 5 upper end is provided with elevating control motor 6, and elevating control motor 6 output shaft is connected with connector 4；Described eccentric stiffener 13 includes sleeve pipe 131, eccentric adjusting sleeve 132 and main shaft 133, and eccentric adjusting sleeve 132 is arranged on sleeve pipe 131 inside；Described eccentric adjusting sleeve 132 is arranged on main shaft 133 outer end, and main shaft 133 is connected with the gear in gear-box 12；It is provided with sliding shoe 21 on described grinding table 2, and sliding shoe 21 is connected with rotating disk 7 by sliding axle；The groove 22 matched with sliding shoe 21 it is further opened with on described grinding table 2；Described grinding table 2 bottom is additionally provided with supporting leg 8；Described control chamber 3 is arranged on grinding table 2 side, and is provided with servomotor controller 31 and elevating control electric machine controller 32 in control chamber 3；Described servomotor controller 31 and elevating control electric machine controller 32 are electrically connected with servomotor 11 and elevating control motor 6 respectively；Programming plate 311, rotating speed control knob 312, network connecting hole 313 and power input hole 314 it is additionally provided with on described servomotor controller 31；Described supporting leg 8 is provided with several, and is evenly distributed on grinding table 2 bottom；Described supporting leg 8 bottom is additionally provided with cushion 9；Described main shaft 133 lower end is connected with milling bar 14 by universal ball end；It is provided with rotating handles 10 in described rotating disk 7.Described servomotor 11 rotating speed is preset as third gear: singly open low speed switch, and rotating speed is 100 revs/min, is suitable for corase grind；Singly driving middling speed switch, rotating speed is 200 revs/min, is suitable for fine grinding；Two switches are opened simultaneously, and rotating speed is 300 revs/min, are suitable for polishing.

Control chamber 3 in use, first by eccentric grinder horizontal positioned, is being connected by this utility model eccentric grinder with external power source, selects the abrasive disk 15 being suitable for according to specification of workpieces, pressure sensitive adhesive double coated in abrasive disk 15 end face patch, is affixed on end face after being cut out by sand paper；Make its eccentric stiffener 13 move up and down by regulation elevating control electric machine controller 32, thus regulate the distance of milling bar 14 and workpiece, simple to operate.

The above; it is only preferred embodiment of the present utility model; not in order to limit this utility model, every any trickle amendment, equivalent and improvement made above example according to technical spirit of the present utility model, within should be included in the protection domain of technical solutions of the utility model.

Claims

1. an eccentric grinder, including grinder (1), grinding table (2) and control chamber (3)； It is characterized in that: described grinder (1) include servomotor (11), gear-box (12), Eccentric stiffener (13), milling bar (14) and abrasive disk (15), and servomotor (11) Output shaft is connected with gear-box (12) internal gear；Described gear-box (12) lower end connects to be had partially Concentric mechanism (13), and eccentric stiffener (13) ground with being vertically set on by connector (4) Guide pole die carrier (5) on mill platform (2) connects；Described guide pole die carrier (5) upper end is provided with Elevating control motor (6), and elevating control motor (6) output shaft is with connector (4) even Connect；Described eccentric stiffener (13) includes sleeve pipe (131), eccentric adjusting sleeve (132) and main shaft (133), and eccentric adjusting sleeve (132) to be arranged on sleeve pipe (131) internal；Described eccentric bushing Cylinder (132) is arranged on main shaft (133) outer end, and main shaft (133) and gear-box (12) Interior gear connects；Sliding shoe (21), and sliding shoe it is provided with on described grinding table (2) (21) it is connected with rotating disk (7) by sliding axle；Described grinding table is further opened with on (2) The groove (22) matched with sliding shoe (21)；Described grinding table (2) bottom also sets up There is supporting leg (8)；Described control chamber (3) is arranged on grinding table (2) side, and controls Servomotor controller (31) and elevating control electric machine controller (32) it is provided with in case (3)； Described servomotor controller (31) and elevating control electric machine controller (32) respectively with servo Motor (11) and elevating control motor (6) are electrically connected with.

A kind of eccentric grinder the most according to claim 1, is characterized in that: described servo Be additionally provided with on electric machine controller (31) programming plate (311), rotating speed control knob (312), Network connecting hole (313) and power input hole (314).

A kind of eccentric grinder the most according to claim 1, is characterized in that: described support Lower limb (8) is provided with several, and is evenly distributed on grinding table (2) bottom.

A kind of eccentric grinder the most according to claim 1, is characterized in that: described support Lower limb (8) bottom is additionally provided with cushion (9).

A kind of eccentric grinder the most according to claim 1, is characterized in that: described main shaft (133) lower end is connected with milling bar (14) by universal ball end.

A kind of eccentric grinder the most according to claim 1, is characterized in that: described rotation Rotating handles (10) it is provided with on dish (7).