CN210099728U - Grinding rod with adjustable thickness and thickness adjusting device - Google Patents
Grinding rod with adjustable thickness and thickness adjusting device Download PDFInfo
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- CN210099728U CN210099728U CN201920773336.XU CN201920773336U CN210099728U CN 210099728 U CN210099728 U CN 210099728U CN 201920773336 U CN201920773336 U CN 201920773336U CN 210099728 U CN210099728 U CN 210099728U
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- sleeve
- grinding rod
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Abstract
The utility model discloses a thickness adjustable grinding rod and thickness adjusting device, thickness adjustable grinding rod include the grinding rod body and establish back sleeve, grinding portion, the preceding sleeve on the grinding rod body in proper order, open along grinding portion axis direction has the bell mouth, the middle part of grinding rod body is the toper portion, bell mouth and toper portion cooperation are equipped with the regulation mouth in the grinding portion, and the regulation mouth will grind the portion pull-through along the axis direction of grinding portion, and the grinding rod body is along radially being equipped with at least one spacing portion, spacing portion just stretches into in the regulation mouth with the regulation mouth cooperation. The utility model discloses the grinding rod thickness is adjustable, when grinding the part, to different processing requirements, need not change not unidimensional grinding rod, has made things convenient for parts machining greatly, has reduced the process, has improved machining efficiency. Thickness adjusting device conveniently carries out the elasticity in order adjusting the grinding rod thickness to preceding sleeve or back sleeve, operation labour saving and time saving.
Description
Technical Field
The utility model relates to a grinding rod especially relates to a thickness adjustable grinding rod and thickness adjusting device.
Background
Lapping is a finishing process (e.g., cutting) of a work surface by relative motion of a grinding tool and a work piece under a certain pressure using abrasive particles coated or pressed on the grinding tool. The grinding can be used for processing various metal and non-metal materials, and the processed surface has the shapes of planes, inner and outer cylindrical surfaces, conical surfaces, convex and concave spherical surfaces, threads, tooth surfaces and other molded surfaces. The processing precision can reach IT 5-01, and the surface roughness can reach Ra0.63-0.01 micron.
The existing grinding device usually adopts an integral grinding structure, and the grinding structure needs to be adjusted to different degrees according to different processing requirements, for example, parts with different sizes need grinding rods with different sizes to be matched, parts with the same size also need grinding rods with different sizes to be ground for multiple times, but the existing integral structure cannot be adjusted, so that the grinding processing of the grinding device is limited, and different grinding devices need to be adopted according to different processing requirements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's not enough, provide one kind and exempt from to change, thickness adjustable grinding rod and with the grinding rod cooperation thickness adjusting device that uses.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a thickness adjustable grinding rod, includes the grinding rod body and overlaps in proper order and establish back sleeve, grinding portion, preceding sleeve on the grinding rod body, opens along grinding portion axis direction has the bell mouth, the middle part of grinding rod body is the toper portion, bell mouth and toper portion cooperation are equipped with the regulation mouth in the grinding portion, and the regulation mouth will grind the portion pull-through along the axis direction of grinding portion, and the grinding rod body is along radially being equipped with at least one spacing portion, spacing portion just stretches into in the regulation mouth with the regulation mouth cooperation.
Preferably, the taper part be the round platform, the longitudinal section of taper part is isosceles trapezoid, the acute angle that isosceles trapezoid's waist and lower base contained is 89.5.
Preferably, preceding sleeve and back sleeve inner wall be equipped with the screw thread, the both ends of grinding rod body are equipped with respectively with preceding sleeve and back sleeve inner wall screw-thread fit's screw thread, preceding sleeve is the same with the screw thread of back sleeve to turning to.
Preferably, spacing portion constitute by the cylinder of two coaxial different footpaths, the great big cylinder that is of diameter, the less small circle post that is of diameter, the grinding rod body is equipped with the through-hole along its radial, the through-hole be with spacing portion complex spacing hole, the small circle post stretches into in the adjustment port and does not exceed the outer wall of grinding portion.
Preferably, the grinding rod body is arranged at the output end of the motor and synchronously rotates along with the output shaft of the motor.
Preferably, the cross section of the front sleeve and the rear sleeve is in a playground shape.
Preferably, the diameters of the front sleeve and the rear sleeve are equal and smaller than the diameter of the grinding part.
The utility model provides a thickness adjusting device, the cooperation grinding rod uses, include with preceding sleeve or back sleeve complex half-opening clamping part, with clamping part complex locking portion, locate the operation handle of clamping part, clamping part and locking portion form the locking space, locking portion one end is articulated with the one end of clamping part, the other end of locking portion is equipped with the barb, the other end of clamping part is equipped with the fixture block, the fixture block passes through the slide rail setting in clamping part, the one end of fixture block is equipped with the spring, the one end of connecting rod is connected to the fixture block bottom, open at the connecting rod middle part has the bar adaptation hole, the downthehole gim peg that is equipped with of bar adaptation, still be equipped with the telescopic link in the clamping part, outside the clamping part was stretched out to the one end.
Preferably, both ends of the telescopic rod are smooth semicircular ends.
Preferably, the fixture block is provided with a dovetail-shaped convex edge, and the dovetail-shaped convex edge is matched with a dovetail groove of the clamping part.
The utility model has the advantages that:
(1) the grinding rod is adjustable in thickness, applicable to parts of different sizes, also applicable to the same part and gradually increases the grinding rod size in the grinding process, need not change the grinding rod and can realize polishing many times, has reached better grinding effect, has made things convenient for parts machining greatly, has reduced the process, has improved machining efficiency.
(2) Through toper portion and bell mouth cooperation, toper portion can strut the bell mouth, and the toper portion is in the position of the bell mouth difference, and then the degree of strutting is different, makes grinding portion diameter change, has realized the grinding rod thickness promptly and has adjusted.
(3) Set up spacing portion for grinding portion can only follow grinding rod body axial displacement, and can not rotate along the grinding rod body, grind portion and grinding rod body not produce relative rotation promptly, guarantee that grinding rod body and grinding portion can rotate simultaneously.
(4) Thickness adjusting device conveniently carries out the elasticity to preceding sleeve or back sleeve, labour saving and time saving owing to set up locking portion, can also prevent to twist and move rotatory in-process, the condition that thickness adjusting device and preceding sleeve or back sleeve pine take off.
Drawings
FIG. 1 is a schematic view of a structure of a grinding rod with adjustable thickness;
FIG. 2 is a schematic view of a grinding rod body;
FIG. 3 is a schematic view of a polishing portion;
FIG. 4 is a side view of the abrading head;
FIG. 5 is a schematic cross-sectional view of the front sleeve;
FIG. 6 is a schematic view of a limiting portion;
FIG. 7 is a schematic view of the thickness adjusting device;
FIG. 8 is a schematic view of the engagement structure of the clamping portion and the locking portion;
FIG. 9 is a schematic view of the engagement between the latch and the clamping portion;
in the figure, 1-grinding rod body, 2-rear sleeve, 3-grinding part, 4-front sleeve, 5-limiting part, 6-limiting hole, 7-conical part, 8-conical hole, 9-large cylinder, 10-small cylinder, 11-adjusting port, 12-clamping part, 13-locking part, 14-locking space, 15-operating handle, 16-clamping block, 17-spring, 18-fixing bolt, 19-telescopic rod, 20-connecting rod, 21-strip-shaped adapting hole, 22-barb and 23-dovetail-shaped rib.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution:
the utility model provides a thickness adjustable grinding rod for the hole of part of polishing, includes grinding rod body 1 and overlaps in proper order and establish back sleeve 2, grinding portion 3, preceding sleeve 4 on grinding rod body 1, and it has bell mouth 8 to open along the 3 axis directions of grinding portion, grinding rod body 1's middle part is toper portion 7, bell mouth 8 and toper portion 7 cooperation are equipped with regulation mouth 11 on the grinding portion 3, and regulation mouth 11 will grind portion 3 and pull through along the axis direction of grinding portion 3, and grinding rod body 1 is along radially being equipped with two spacing portions 5, spacing portion 5 just stretches into in regulation mouth 11 with regulation mouth 11 cooperation.
Further, the tapered portion 7 be the round platform, the longitudinal section of tapered portion 7 is isosceles trapezoid, the acute angle that isosceles trapezoid's waist and lower base contained is 89.5, promptly the waist of the longitudinal section of tapered portion 7 and horizontal plane form 1 contained angle.
Further, the inner walls of the front sleeve 4 and the rear sleeve 2 are provided with threads, the two ends of the grinding rod body 1 are respectively provided with threads matched with the threads on the inner walls of the front sleeve 4 and the rear sleeve 2, the threads of the front sleeve 4 and the rear sleeve 2 are screwed in the same direction, when the grinding rod body rotates in the same direction, the front sleeve 4 and the rear sleeve 2 advance and retreat relative to the grinding rod body 1, and the front sleeve 4 and the rear sleeve 2 are used for clamping the grinding part 3 and pushing the grinding part 3 to move along the axis of the grinding rod body 1.
Further, as shown in fig. 6, the limiting portion 5 is composed of two coaxial cylinders with different diameters, the larger diameter is a large cylinder 9, the smaller diameter is a small cylinder 10, the grinding rod body 1 is provided with a through hole along its radial direction, the through hole is a limiting hole 6 matched with the limiting portion 5, the limiting portion 5 is inserted into the limiting hole 6 and can only be separated from one end of the large cylinder 9 but not from one end of the small cylinder 10, when the grinding portion 3 is sleeved into the grinding rod body 1, the inner wall of the grinding portion 3 abuts against one end of the large cylinder 9, so that the limiting portion 5 can not be separated from one end of the large cylinder 9, the small cylinder 10 is inserted into the adjusting opening 11 to play a limiting role, so that the grinding portion 3 can only move along the axial direction of the grinding rod body 1 but can not rotate along the grinding rod body 1, i.e. the grinding portion 3 and the grinding rod body 1 do not rotate relatively, so as to ensure that the grinding rod body 1 and the grinding portion 3 can rotate simultaneously, otherwise, the grinding part 3 does not rotate to achieve the polishing effect when the grinding rod body 1 rotates, and the small cylinder 10 does not exceed the outer wall of the grinding part 3 (if the outer wall of the grinding part 3 is exceeded, the grinding part 3 can scratch the inner hole polishing surface of the part when rotating for polishing).
The diameters of the front sleeve 4 and the rear sleeve 2 are equal and smaller than the diameter of the grinding part 3, and the inner hole of the part is ground by the grinding part 3.
The utility model discloses in, grinding rod body 1 set up at the output of motor and along with motor output shaft synchronous rotation, during the installation, install earlier back sleeve 2, insert spacing downthehole 6 with spacing portion 5 again, keep spacing portion 5's small circle post 10 down, then sheathe in grinding portion 3 to make small circle post 10 stretch into in grinding portion 3's regulation mouth 11, sleeve 4 before the installation at last, and sleeve 4 and back sleeve 2 before rotatory, make preceding sleeve 4 and back sleeve 2 press from both sides grinding portion 3 tightly, the installation is accomplished.
Preceding sleeve 4 and rear sleeve 2's cross section be the playground shape, as shown in fig. 5, two straight lines are in favor of the atress on the limit, make things convenient for the staff to grasp preceding sleeve 4 or rear sleeve 2's straight line limit and rotate preceding sleeve 4 or rear sleeve 2, also can use the spanner to rotate, the utility model provides a supporting thickness adjusting device.
When needs adjust the grinding rod thickness, simultaneous syntropy rotatory front sleeve 4 and back sleeve 2, then front sleeve 4, back sleeve 2, grinding part 3 advance or back for grinding rod body 1 simultaneously, and toper portion 7 can strut bell mouth 8, and toper portion 7 is in the position of bell mouth 8 difference, and then the degree of strutting is different, makes grinding part 3 diameter change, has realized the grinding rod thickness and has adjusted promptly. It is also possible to rotate the rear sleeve 2 first and then the front sleeve 4.
A thickness adjusting device is used in cooperation with the grinding rod and comprises a half-opening clamping portion 12 matched with a front sleeve 4 or a rear sleeve 2, a locking portion 13 matched with the clamping portion 12 and an operating handle 15 arranged on the clamping portion 12, wherein the clamping portion 12 and the locking portion 13 form a locking space 14, the shape of the locking space 14 is matched with the shape of the front sleeve 4 or the rear sleeve 2, one end of the locking portion 13 is hinged with one end of the clamping portion 12, the other end of the locking portion 13 is provided with a barb 22, the other end of the clamping portion 12 is provided with a clamping block 16, the clamping block 16 is arranged on the clamping portion 12 through a sliding rail, specifically, a dovetail-shaped convex rib 23 is arranged on the clamping block 16, the dovetail-shaped convex rib 23 is matched with a dovetail groove of the clamping portion 12, one end of the clamping block 16 is provided with a spring 17, the bottom of the clamping block 16 is connected with one end of a connecting rod 20, the middle part of, the fixing bolt 18 is fixed, the strip-shaped adapting hole 21 moves around the fixing bolt 18, the bottom of the clamping block 16 is hinged to the connecting rod 20, in order to enable the connecting rod 20 to rotate around the fixing bolt 18, the fixing bolt 18 and the connecting rod 20 must move relatively, and a certain moving space is reserved, so that the strip-shaped adapting hole 21 is arranged, the clamping portion 12 is further provided with the telescopic rod 19, one end of the telescopic rod 19 extends out of the clamping portion 12, and the other end of the telescopic rod 19 abuts against the other end of the connecting rod 20.
Both ends of telescopic link 19 are smooth semicircle end, make things convenient for the outer one end of people's hand contact telescopic link 19 extension clamping part 12 on the one hand, avoid pricking the hand, on the other hand makes things convenient for telescopic link 19 and connecting rod 20 cooperation, avoids the card to die.
In a normal state, a clamping hole is reserved beside the clamping block 16, the clamping block 16 is extruded to tighten the spring in the process that the barb 22 extends into the clamping hole, and when the barb 22 is completely clamped below the clamping block 16, the spring returns to the original state to clamp the clamping block 16 and the barb, so that locking action is completed; the telescopic rod 19 is pressed to enable the connecting rod 20 to rotate anticlockwise, the clamping block 16 compresses the spring, the barb 22 is separated, and unlocking is completed.
When the thickness of the grinding rod needs to be adjusted, the clamping part 12 is matched with the front sleeve 4 or the rear sleeve 2, then locking action is carried out, the operating handle 15 is held, and the front sleeve 4 or the rear sleeve 2 is loosened and tightened. This thickness adjusting device conveniently carries out the elasticity to preceding sleeve 4 or back sleeve 2, labour saving and time saving, and this device can also prevent to move rotatory in-process twisting, the condition that thickness adjusting device and preceding sleeve 4 or back sleeve 2 pine take off.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (10)
1. A thickness-adjustable grinding rod is characterized in that: including grinding rod body (1) and overlap in proper order and establish back sleeve (2), grinding portion (3), front sleeve (4) on grinding rod body (1), it has bell mouth (8) to open along grinding portion (3) axis direction, the middle part of grinding rod body (1) is toper portion (7), bell mouth (8) and toper portion (7) cooperation are equipped with regulation mouth (11) on grinding portion (3), and regulation mouth (11) will grind portion (3) pull-through along the axis direction of grinding portion (3), and grinding rod body (1) is along radially being equipped with at least one spacing portion (5), spacing portion (5) just stretch into in regulation mouth (11) with regulation mouth (11) cooperation.
2. A lapping rod with adjustable thickness as claimed in claim 1, wherein: the cone-shaped part (7) is a circular truncated cone, the longitudinal section of the cone-shaped part (7) is an isosceles trapezoid, and the acute angle formed by the waist of the isosceles trapezoid and the lower bottom edge is 89.5 degrees.
3. A lapping rod with adjustable thickness as claimed in claim 1, wherein: preceding sleeve (4) and back sleeve (2) inner wall be equipped with the screw thread, the both ends of grinding rod body (1) are equipped with respectively with preceding sleeve (4) and back sleeve (2) inner wall screw-thread fit's screw thread, the screw thread of preceding sleeve (4) and back sleeve (2) is revolved to the same.
4. A lapping rod with adjustable thickness as claimed in claim 1, wherein: spacing portion (5) constitute by the cylinder of two coaxial different footpaths, the great big cylinder (9) that is of diameter, the less little cylinder (10) that is of diameter, grinding rod body (1) radially is equipped with the through-hole along it, the through-hole be with spacing portion (5) complex spacing hole (6), little cylinder (10) stretch into in regulation mouth (11) and do not exceed the outer wall of grinding portion (3).
5. A lapping rod with adjustable thickness as claimed in claim 1, wherein: the grinding rod body (1) is arranged at the output end of the motor and synchronously rotates along with the output shaft of the motor.
6. A lapping rod with adjustable thickness as claimed in claim 1, wherein: the cross sections of the front sleeve (4) and the rear sleeve (2) are playground shapes.
7. A lapping rod with adjustable thickness as claimed in claim 1, wherein: the diameters of the front sleeve (4) and the rear sleeve (2) are equal and smaller than the diameter of the grinding part (3).
8. An apparatus for conditioning a grinding rod according to any of claims 1 to 7, wherein: comprises a half-opening clamping part (12) matched with a front sleeve (4) or a rear sleeve (2), a locking part (13) matched with the clamping part (12), and an operating handle (15) arranged on the clamping part (12), wherein the clamping part (12) and the locking part (13) form a locking space (14), one end of the locking part (13) is hinged with one end of the clamping part (12), the other end of the locking part (13) is provided with a barb (22), the other end of the clamping part (12) is provided with a clamping block (16), the clamping block (16) is arranged on the clamping part (12) through a sliding rail, one end of the clamping block (16) is provided with a spring (17), the bottom of the clamping block (16) is connected with one end of a connecting rod (20), the middle part of the connecting rod (20) is provided with a strip-shaped adapting hole (21), a fixing bolt (18) is arranged in the strip-shaped adapting hole (21), the clamping part (12) is also provided with a, the other end of the telescopic rod (19) is abutted against the other end of the connecting rod (20).
9. The apparatus of claim 8, wherein: the two ends of the telescopic rod (19) are smooth semicircular ends.
10. The apparatus of claim 8, wherein: the fixture block (16) is provided with a dovetail-shaped convex rib (23), and the dovetail-shaped convex rib (23) is matched with a dovetail groove of the clamping part (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920773336.XU CN210099728U (en) | 2019-05-27 | 2019-05-27 | Grinding rod with adjustable thickness and thickness adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920773336.XU CN210099728U (en) | 2019-05-27 | 2019-05-27 | Grinding rod with adjustable thickness and thickness adjusting device |
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| Publication Number | Publication Date |
|---|---|
| CN210099728U true CN210099728U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920773336.XU Active CN210099728U (en) | 2019-05-27 | 2019-05-27 | Grinding rod with adjustable thickness and thickness adjusting device |
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| CN (1) | CN210099728U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605749A (en) * | 2020-11-16 | 2021-04-06 | 中国航发西安动力控制科技有限公司 | Inner hole grinding device with two ends synchronously expanding and quantitatively adjusting |
-
2019
- 2019-05-27 CN CN201920773336.XU patent/CN210099728U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605749A (en) * | 2020-11-16 | 2021-04-06 | 中国航发西安动力控制科技有限公司 | Inner hole grinding device with two ends synchronously expanding and quantitatively adjusting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A grinding rod with adjustable thickness and its adjusting device Effective date of registration: 20210412 Granted publication date: 20200221 Pledgee: Chongzhou Liaojia Banking Office of Chengdu Rural Commercial Bank Co.,Ltd. Pledgor: Chengdu Runchi Precision Electronics Co.,Ltd. Registration number: Y2021980002568 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |