CN208968407U

CN208968407U - A kind of geometric measurement adjustment device

Info

Publication number: CN208968407U
Application number: CN201821861410.5U
Authority: CN
Inventors: 高宇海
Original assignee: GANSU INSTITUTE OF METROLOGY
Current assignee: GANSU INSTITUTE OF METROLOGY
Priority date: 2018-05-31
Filing date: 2018-11-04
Publication date: 2019-06-11
Anticipated expiration: 2028-11-04
Also published as: CN110553562A

Abstract

The utility model provides a kind of geometric measurement adjustment device, belongs to field of measuring technique, comprising: pedestal, fixed bracket, micromatic setting, lower wedge block, the dovetail wing, upper voussoir, V-shaped rest；Pass through the mounting and fixing bracket on pedestal and guiding trestle, micromatic setting is installed on fixed bracket, and it is fixedly connected by the screw rod of micromatic setting with lower wedge block, V-shaped rest is fixedly connected with upper voussoir, lower wedge block bottom is equipped with the dovetail wing, lower wedge block is pushed to move in the dovetail groove of pedestal by rotation micromatic setting, lower wedge block is mobile in vertical direction by voussoir on slope driving and V-shaped rest simultaneously, fast and accurately quantization adjustment is realized by micrometer device, shorten adjustment time, improves working efficiency.

Description

A kind of geometric measurement adjustment device

Technical field

The utility model relates to field of measuring technique, and in particular to a kind of geometric measurement adjustment device.

Background technique

V-arrangement is generallyd use when measuring the Form and position errors such as components concentricity, position degree, circularity in geometric measurement field Block needs to carry out micro adjustment as support device in order to obtain tested element optimum measurement state, and the method generallyd use is Plug adjustment is repeatedly tried in vee-block bottom or the progress such as V-shaped groove side additional metal thin slice or the scraps of paper, this adjustment is according to personnel Experience needs repeated multiple times examination to adjust, measurement, adjust again, works relatively complicated, time-consuming, even if final adjustment success, is also deposited In certain alignment error, the accuracy of measurement result is affected, and stability is poor, efficiency is lower.

Summary of the invention

Vee-block device is used during above-mentioned geometric measurement in order to overcome, and needs repeated multiple times examination tune, intricate operation, Alignment error is big, ineffective defect, and the utility model provides a kind of geometric measurement adjustment device, is filled using fine tuning It sets, by controlling amount of movement, realizes that the quantization to components adjusts.

The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of geometric measurement adjusts device, packet Pedestal, V-shaped rest are included, further includes fixed bracket, guiding trestle, micromatic setting, lower wedge block, upper voussoir, is equipped on pedestal Fixed bracket and guiding trestle are equipped with micromatic setting on fixed bracket, and the screw rod of micromatic setting is fixedly connected with lower wedge block, Lower wedge block bottom is equipped with the dovetail wing, can move in the dovetail groove of pedestal, and upper voussoir is fixedly connected with V-shaped rest, upper voussoir Position is provided with T-slot among two sides, pulley is mounted in T-slot, pulley is mounted on guiding trestle by pulley spindle.

The pedestal lower part setting is fluted, and pedestal top is provided with dovetail groove, and pedestal top is additionally provided with installation and fixes The screw hole of two guiding trestles of two screw holes and installation of bracket.

The fixed bracket is convex, and top is equipped with through-hole, and through-hole upper end is equipped with screw hole, and lower part is equipped with and connect with pedestal Two through-holes are fixedly connected by two the 4th fastening screws with pedestal.

The micromatic setting is micrometric screw, is mounted on the logical of fixed frame upper by connecting bright and the first fastening screw Kong Zhong has 1mm groove on fixed sleeving, has 0.01mm groove on microdrum, the end face of microdrum is provided with handle, and microdrum can It is rotated around fixed sleeving, screw front end setting is fluted, and screw rod is fixedly connected by the second fastening screw, groove with lower wedge block.

There are four screw holes for the lower wedge block bottom surface setting, are equipped with the dovetail wing by four the 5th fastening screws, can be the bottom of at It is moved in the dovetail groove of seat, has blind hole with screw rod coupling part, 4 uniformly distributed counterbores and through-hole are arranged at dovetail wing bottom.

The upper voussoir upper surface corresponds to the setting of V-shaped rest through-hole, and there are two screw holes, and position is set among upper voussoir two sides It is equipped with T-slot.

The upper and lower voussoir is combined by slanting face, and the angle of chamfer is not more than 15 °, is respectively set on slanting face There are 5 oil grooves, and upper and lower voussoir oil groove mutually staggers.

There are two counterbore and through-hole, V-shaped rest passes through two bolts and upper voussoir for the groove floor setting of the V-shaped rest It is fixedly connected.

The guiding trestle is L shape, and both ends are provided with through-hole, each side install one in pedestal, by the Three fastening screws are fixedly connected with pedestal, pulley spindle are equipped with by nut in the upper end of guiding trestle, in one end of pulley spindle Pulley is installed, pulley is placed in the T-slot of voussoir and can relatively move.

The beneficial effects of the utility model are: the utility model is using the above structure, pass through the microdrum of micromatic setting, spiral shell Bar pushes lower wedge block to move horizontally on pedestal, and lower wedge block pushes upper voussoir and V-shaped rest mobile in vertical direction, passes through differential The groove number that the relatively fixed sleeve of cylinder turns over is, it can be achieved that adjust the quantization for installing components on V-shaped rest, present apparatus structure letter It is single, it is easy to operate, the blindness of adjustment is effectively prevented, adjustment time is shortened, mitigates person works' intensity, improves work effect Rate.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the utility model right view.

Fig. 3 is lower wedge block left view and diagrammatic cross-section.

Fig. 4 is micromatic setting structural schematic diagram.

In figure: 1, pedestal；2, micromatic setting；2-1, microdrum；2-2, handle；2-3, fixes sleeve；2-4, connecting cylinder；2- 5, screw rod；2-6, groove；3, fixed bracket；4, the first fastening screw；5, the second fastening screw；6, blind hole；7, V-shaped rest；8, Guiding trestle；9, upper voussoir；10, lower wedge block；11, third fastening screw；12, the 4th fastening screw；13, nut；14, pulley Axis；15, bolt；16, T-slot；17, pulley；18, the dovetail wing；19, dovetail groove；20, slanting face；21, oil groove；22, the 5th is tight Gu screw.

Specific embodiment

It is described in further detail below in conjunction with citing shown in attached drawing.

As shown in Figure 1 and Figure 2, a kind of geometric measurement adjusts device, including pedestal 1, V-shaped rest 7, further includes fixed branch Fluted, 1 top of pedestal setting is arranged in 1 lower part of pedestal for frame 3, micromatic setting 2, guiding trestle 8, lower wedge block 10, upper voussoir 9 There is dovetail groove 19, fixed bracket 3 is installed by two the 4th fastening screws 12 on pedestal 1, by the on fixed bracket 3 One fastening screw 4 and connecting cylinder 2-4 are equipped with micromatic setting 2, the blind hole 6 of the screw rod 2-5 insertion lower wedge block 10 of micromatic setting 2 In, and be fixedly connected by the second fastening screw 5 and groove 2-6 with lower wedge block 10,10 underrun of lower wedge block four the 5th are tight Gu screw 22 is equipped with the dovetail wing 18, it can be moved in the dovetail groove 19 of pedestal, upper voussoir 9 passes through two bolts 15 and V-arrangement branch Frame 7 is fixedly connected, and in the two sides of pedestal 1, by the installation of third fastening screw 11, there are two guiding trestles 8, in guiding trestle 8 Upper end is equipped with pulley spindle 14 by nut 13, is equipped with pulley 17 in one end of pulley spindle 14, pulley 17 is placed in voussoir 9 T-slot 16 in, and can be relatively moved in T-slot 16.

In use, rotating microdrum by the handle in micromatic setting, screw rod pushes lower wedge block along the dovetail groove of pedestal It moves horizontally, lower wedge block pushes upper voussoir and V-shaped rest in vertical direction movement, it can be achieved that components are installed on V-shaped rest Micro adjustment is carried out, adjustment amount determines that the present apparatus is easy to operate, can by the groove number that the relatively fixed sleeve of microdrum turns over For quick and precisely adjusting in geometric sense form and position error measurement, working efficiency is improved.

Claims

1. a kind of geometric measurement adjusts device, including pedestal (1), V-shaped rest (7), it is characterised in that: further include fixed bracket (3), guiding trestle (8), micromatic setting (2), lower wedge block (10), upper voussoir (9), are equipped with fixed bracket (3) on pedestal (1) With guiding trestle (8), it is equipped with micromatic setting (2) on fixed bracket (3), the screw rod (2-5) and lower wedge block of micromatic setting (2) (10) it being fixedly connected, lower wedge block (10) bottom is equipped with the dovetail wing (18), it can be moved in the dovetail groove (19) of pedestal (1), on Voussoir (9) is fixedly connected with V-shaped rest (7), and position is provided with T-slot (16) among upper voussoir (9) two sides, in T-slot (16) Pulley (17) are installed.

2. a kind of geometric measurement according to claim 1 adjusts device, it is characterised in that: pedestal (1) lower part is set It is equipped with groove, pedestal (1) top is provided with dovetail groove (19), and pedestal (1) top is additionally provided with two of mounting and fixing bracket (3) The screw hole of two guiding trestles (8) of screw hole and installation.

3. a kind of geometric measurement according to claim 1 adjusts device, it is characterised in that: the fixed bracket (3) is Convex, top are equipped with through-hole, and through-hole upper end is equipped with screw hole, and lower part is equipped with two through-holes connecting with pedestal (1), pass through two the Four fastening screws (12) are fixedly connected with pedestal (1).

4. a kind of geometric measurement according to claim 1 adjusts device, it is characterised in that: the micromatic setting (2) is Micrometric screw is mounted in the through-hole on fixed bracket (3) top, fixing sleeve by connecting bright (2-4) and the first fastening screw (4) There is 1mm groove on pipe (2-3), has 0.01mm groove on microdrum (2-1), the end face of microdrum (2-1) is provided with handle (2- 2), microdrum (2-1) can be rotated around fixed sleeving (2-3), and fluted (2-6) is arranged in the screw rod front end (2-5), and screw rod (2-5) is logical Cross the second fastening screw (5), groove (2-6) is fixedly connected with lower wedge block (10).

5. a kind of geometric measurement according to claim 1 adjusts device, it is characterised in that: lower wedge block (10) bottom surface There are four screw holes for setting, are equipped with the dovetail wing (18) by four the 5th fastening screws (22), have with the coupling part screw rod (2-5) 4 uniformly distributed counterbores and through-hole are arranged at blind hole (6), the dovetail wing (18) bottom.

6. a kind of geometric measurement according to claim 1 adjusts device, it is characterised in that: table on the upper voussoir (9) Face corresponds to V-shaped rest (7) through-hole and sets there are two screw hole, and position is provided with T-slot (16) among upper voussoir (9) two sides.

7. a kind of geometric measurement according to claim 1 adjusts device, it is characterised in that: the upper and lower voussoir passes through Slanting face (20) combines, and the angle of chamfer is not more than 15 °, 5 oil grooves (21) is respectively arranged on slanting face, and upper and lower Voussoir oil groove (21) mutually staggers.

8. a kind of geometric measurement according to claim 1 adjusts device, it is characterised in that: the V-shaped rest (7) it is recessed There are two counterbore and through-hole, V-shaped rests to be fixedly connected by two bolts (15) with upper voussoir (9) for groove bottom.

9. a kind of geometric measurement according to claim 1 adjusts device, it is characterised in that: the guiding trestle (8) is L shape, both ends are provided with through-hole, at each side installation one of pedestal (1), pass through third fastening screw (11) and bottom Seat (1) is fixedly connected, and pulley spindle (14) is equipped with by nut (13) in the upper end of guiding trestle (8), in pulley spindle (14) One end is equipped with pulley (17), and pulley (17) is placed in the T-slot (16) of voussoir (9) and can relatively move.