CN212431989U

CN212431989U - Double-column digital display height gauge

Info

Publication number: CN212431989U
Application number: CN202021463872.9U
Authority: CN
Inventors: 邵幼娟
Original assignee: Hangzhou Xingnuo Auto Parts Co ltd
Current assignee: Hangzhou Xingnuo Auto Parts Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-01-29
Anticipated expiration: 2030-07-22

Abstract

The application relates to a double-column digital display height gauge, which comprises a base, two stand columns, a fixing frame, a gauge frame and a measuring claw, wherein the two stand columns are erected on the base; the base is provided with a driving mechanism which drives the two threaded rods to rotate simultaneously. Compared with the prior art, the measuring range of the height gauge can be enlarged to measure a higher workpiece, the flexibility of the device in use is improved, the requirement for equipping the height gauges with different measuring ranges is eliminated, and unnecessary fund investment is avoided.

Description

Double-column digital display height gauge

Technical Field

The application relates to the field of height measurement, in particular to a double-column digital display height gauge.

Background

Height gauges are common tools in the field of machining, mainly used for measuring the height of workpieces and often also for measuring the shape and position tolerance dimensions of workpieces.

If grant the patent that the publication is CN203629501U, this patent provides a high accuracy tongue, including the base, vertically on the base be equipped with count rack and driving rack respectively, be provided with the vernier scale on count rack and the driving rack respectively, set up core subassembly and reading subassembly on the vernier scale jointly, core subassembly and count rack mesh mutually, core subassembly and reading subassembly link to each other, one side that is close to core subassembly on the vernier scale is provided with the measurement foot, the back of vernier scale is provided with the hand wheel.

Although the height gauge improves the measurement precision, the measuring range of the height gauge is fixed and unadjustable, when the height of a workpiece exceeds the measuring range of the height gauge, a worker generally replaces the height gauge with a larger measuring range to measure the workpiece, and therefore the height gauge with various different measuring ranges needs to be equipped, unnecessary fund investment is increased, and inconvenience is brought to the measurement operation of the worker.

SUMMERY OF THE UTILITY MODEL

In order to make the work piece that the altitude can measure the altitude and exceed the altitude chi range, this application provides a two post digital display formula altimeters.

The application provides a pair of post digital display tongue adopts following technical scheme:

a double-column digital display height gauge comprises a base, two upright columns, a fixing frame, a gauge frame and a measuring claw, wherein the two upright columns are erected on the base, the fixing frame is fixedly connected to the upper ends of the two upright columns, the gauge frame is sleeved between the two upright columns in a vertically sliding mode, the measuring claw is arranged on the gauge frame, threaded grooves with the same length direction as the upright columns are formed in the upright columns, threaded rods are embedded in the threaded grooves, and the lower ends of the threaded rods penetrate through the base and are connected to the base; the base is provided with a driving mechanism which drives the two threaded rods to rotate simultaneously.

Through adopting above-mentioned technical scheme, when the highly surpassed the altimeter range of work piece, the staff orders about two threaded rods through actuating mechanism and rotates simultaneously, under the screw-thread fit of threaded rod and thread groove and the effect of mount position restraint, two stands will be to the simultaneous upward movement, chi frame on the stand with measure the claw alright with slide to higher height to reach the effect that increases the altimeter range. The threaded groove, the threaded rod and the driving mechanism are arranged, so that the height gauge can be used for measuring a higher workpiece by increasing the measuring range, the flexibility of the device in use is improved, the requirement for equipping the height gauges with different measuring ranges is eliminated, and unnecessary fund investment is avoided.

Preferably, the driving mechanism comprises a vertical rotating rod penetrating through the base and rotatably connected to the base, a driving gear sleeved at the lower end of the rotating rod, and a driven gear sleeved at the lower end of the threaded rod and meshed with the driving gear.

Through adopting above-mentioned technical scheme, the staff can rotate the driving gear through the dwang, and under the meshing effect of driving gear and two driven gear, two driven gear just can drive the threaded rod synchronous rotation that corresponds. The setting of actuating mechanism for the staff can rotate two threaded rods simultaneously, has promoted the convenience of operation.

Preferably, the upper end of the rotating rod is fixedly connected with a hand crank.

Through adopting above-mentioned technical scheme, the staff can conveniently rotate the dwang in succession through the crank for the lift of stand is more convenient and quick.

Preferably, be equipped with the thing board of putting that is used for placing the work piece on the base, be equipped with a plurality of otic placodes and dead lever on putting the thing board, set up the jack that supplies the dead lever embedding on the otic placode, one of dead lever is served and is equipped with the clamping piece that is used for the butt work piece, is equipped with the spring that the drive dead lever is close to the work piece on the otic placode.

Through adopting above-mentioned technical scheme, the staff places the work piece in the center back of putting the thing board, and the spring will order about dead lever and clamping piece and take place to remove towards the work piece, and a plurality of clamping pieces will press from both sides tight locking work piece finally to reduce the probability that the work piece took place to rock when measuring, liberate staff's both hands simultaneously.

Preferably, the base is made of iron, and the lower surface of the object placing plate is provided with a magnet which is matched with the base in a magnetic attraction manner.

Through adopting above-mentioned technical scheme, through the cooperation of inhaling of magnetism of magnetite and base, made things convenient for and put the thing board and carry out nimble removal and position locking on the base, the staff can remove the work piece through putting the thing board, conveniently measures the claw and carries out the height measurement to the different positions of work piece. In addition, the staff can take off the thing board from the base, is convenient for place great work piece on the base and measures.

Preferably, the lower surface of the base is in threaded connection with a plurality of support legs for adjusting the horizontal position of the base.

Through adopting above-mentioned technical scheme, when the platform surface that the base was placed is not horizontal, the staff adjusted the horizontality of base through many spinal branchs landing leg under the rotating base, can reduce the error that the tongue measured.

Preferably, the upper surface of the base is provided with a leveling bubble.

Through adopting above-mentioned technical scheme, the level bubble provides the reference for the leveling of base, and the staff of being convenient for adjusts the base of tongue to the horizontality fast.

Preferably, a scale rod is erected on the base, and a pointer for indicating the lifting distance of the stand column on the scale rod is arranged on the stand column.

Through adopting above-mentioned technical scheme, the stand is at the in-process that goes up and down, and the distance that the stand removed can be known fast to the staff through the position that the pointer instructed on the scale rod, makes things convenient for the staff to adjust the journey of height chi volume to suitable scope fast.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the thread groove, the threaded rod and the driving mechanism enables the height gauge to increase the measuring range to measure a higher workpiece, and improves the flexibility of the device;

2. the arrangement of the object placing plate, the fixed rod, the clamping piece and the spring can reduce the shaking probability of the workpiece during measurement and liberate the hands of workers;

3. the setting of landing leg and level bubble is convenient for the staff to level the base of tongue fast.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a partial structure of the bottom of the present invention;

fig. 3 is a schematic view of the overall structure of the middle shelf of the present invention.

Description of reference numerals: 1. a base; 2. a column; 3. a fixed mount; 4. a ruler frame; 5. measuring a claw; 6. a thread groove; 7. a threaded rod; 8. a driven gear; 9. rotating the rod; 10. a hand crank; 11. a driving gear; 12. a graduated rod; 13. a pointer; 14. a storage plate; 15. a magnet; 16. an ear plate; 17. a jack; 18. fixing the rod; 19. a clip; 20. a spring; 21. a support leg; 22. leveling bubble.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Referring to fig. 1, the double-column digital display height gauge comprises a base 1 made of iron, two stand columns 2 erected on the base 1, a fixing frame 3 fixedly connected on the two stand columns 2, a gauge frame 4 sleeved between the two stand columns 2 in a vertically sliding mode, a measuring claw 5 arranged on the gauge frame 4 and used for abutting against a workpiece, and a movement assembly and a reading assembly are further arranged in the gauge frame 4. After the staff zero-set to the tongue, place the work piece that awaits measuring on base 1, then slide ruler frame 4 makes the lower surface of measuring claw 5 and the upper surface butt of work piece, and the height of ruler frame 4 gliding distance promptly for the work piece, the display part on ruler frame 4 will be shown to the height of work piece. In the patent document with the publication number CN203629501U, the movement assembly and the reading assembly have been described in more detail, so the details of the movement assembly and the reading assembly are not repeated in this application.

Referring to fig. 1 and 2, thread grooves 6 which are the same as the length direction of the upright posts 2 are formed in the two upright posts 2, a threaded rod 7 is embedded in each thread groove 6, the lower end of each threaded rod 7 penetrates through the base 1 and is rotatably connected to the base 1, and the threaded rod 7 penetrates through the lower end of the base 1 and is fixedly sleeved with a driven gear 8 which is coaxial with the threaded rod 7; the vertical dwang 9 that runs through base 1 is connected in the rotation on base 1, and the upper end fixedly connected with crank 10 of dwang 9, the fixed cover of lower extreme of dwang 9 are equipped with a driving gear 11 with the dwang 9 coaxial line, and driving gear 11 all meshes with two driven gear 8. A scale rod 12 is erected on the base 1, a horizontal pointer 13 is slidably sleeved on an upright post 2 close to the scale rod 12, and one end, far away from the upright post 2, of the pointer 13 abuts against the side wall of the scale rod 12. Wherein, the rotating rod 9, the driving gear 11 and the driven gear 8 form a driving mechanism. When the range of height chi is expanded to needs, the staff can rotate dwang 9 through crank 10, and dwang 9 drives driving gear 11 and rotates, under driving gear 11 and two driven gear 8's meshing effect, two threaded rods 7 are rotatory simultaneously, under the screw-thread fit effect of threaded rod 7 and thread groove 6, two stands 2 will rise simultaneously, chi frame 4 on the stand 2 alright slide to higher position to the range of height chi has been expanded.

Referring to fig. 3, a circular object placing plate 14 for placing a workpiece is arranged on a base 1, a magnet 15 magnetically attracted and matched with the base 1 is fixedly connected to the lower surface of the object placing plate 14, three ear plates 16 are fixedly connected to the upper surface of the object placing plate 14, the three ear plates 16 are distributed on the object placing plate 14 at equal angular intervals by taking the axis of the object placing plate 14 as the center, each ear plate 16 is provided with an insertion hole 17 along the radial direction of the object placing plate 14, a fixing rod 18 is embedded in the insertion hole 17 in a sliding manner, and one end, close to the workpiece, of each fixing rod 18 is fixedly connected with a clamping piece 19; each fixing rod 18 is sleeved with a spring 20, one end of each spring 20 is fixedly connected to the lug plate 16, when the springs 20 are in a normal state, the three clamping pieces 19 clamp the workpiece at the same time, and when the springs 20 are in a stretching state, the three clamping pieces 19 are separated from the workpiece. When the height of the workpiece needs to be measured, a worker pulls the fixing rod 18 to enable the clamping pieces 19 to be expanded at the same time, the spring 20 is stretched, after the workpiece to be measured is placed on the placing plate 14, the worker cancels acting force on the fixing rod 18, the spring 20 retracts and drives the corresponding fixing rod 18 and the corresponding clamping pieces 19 to move towards the workpiece at the same time until the clamping pieces 19 are tightly abutted to the side surfaces of the workpiece, and therefore the workpiece is stabilized on the placing plate 14. In addition, the staff can move or rotate the object placing plate 14 as required, so that the measuring claw 5 can contact different parts of the workpiece, and further the height of different parts of the irregular workpiece can be measured. When the measured workpiece size is large, the worker can take the object placing plate 14 off the base 1, so that the large-size workpiece can be smoothly placed on the base 1, and the flexibility of the height gauge is improved.

In order to reduce the influence of the inclination of the height gauge on the measurement of the workpiece, four corners of the lower surface of the base 1 are all in threaded connection with supporting legs 21, and the upper surface of the base 1 is provided with leveling air bubbles 22 for providing reference. When the rotating support leg 21 is leveled, a worker can quickly level the base 1 of the height gauge according to the position of the leveling bubble 22.

The implementation principle of the embodiment is as follows: when the range of height chi is expanded to needs, the staff can rotate dwang 9 through crank 10, and dwang 9 drives driving gear 11 and rotates, under driving gear 11 and two driven gear 8's meshing effect, two threaded rods 7 are rotatory simultaneously, under the screw-thread fit effect of threaded rod 7 and thread groove 6, two stands 2 will rise simultaneously, chi frame 4 on the stand 2 alright slide to higher position to the range of height chi has been expanded.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a two post digital display height gauges, includes base (1), erects two stand (2) on base (1), fixed connection in mount (3) of two stand (2) upper ends, slides about the cover and establishes chi frame (4) between two stand (2) to and establish measurement claw (5) on chi frame (4), its characterized in that: a thread groove (6) which is the same as the upright post (2) in the length direction is formed in the upright post (2), a threaded rod (7) is embedded in the thread groove (6), and the lower end of the threaded rod (7) penetrates through the base (1) and is rotatably connected to the base (1); the base (1) is provided with a driving mechanism which drives the two threaded rods (7) to rotate simultaneously.

2. The double-column digital display height gauge according to claim 1, wherein: the driving mechanism comprises a vertical rotating rod (9) which penetrates through the base (1) and is connected to the base (1) in a rotating mode, a driving gear (11) which is sleeved at the lower end of the rotating rod (9), and a driven gear (8) which is sleeved at the lower end of the threaded rod (7) and is meshed with the driving gear (11).

3. The double-column digital display height gauge according to claim 2, wherein: the upper end of the rotating rod (9) is fixedly connected with a hand crank (10).

4. The double-column digital display height gauge according to claim 1, wherein: be equipped with on base (1) and be used for placing the work piece put thing board (14), be equipped with a plurality of otic placodes (16) and dead lever (18) on putting thing board (14), offer jack (17) that supply dead lever (18) embedding on otic placode (16), one of dead lever (18) is served and is equipped with clamping piece (19) that are used for the butt work piece, is equipped with spring (20) that drive dead lever (18) are close to the work piece on the otic placode (16).

5. The double-column digital display height gauge according to claim 4, wherein: the base (1) is made of iron, and the lower surface of the object placing plate (14) is provided with a magnet (15) which is matched with the base (1) in a magnetic attraction manner.

6. The double-column digital display height gauge according to claim 1, wherein: the lower surface of the base (1) is in threaded connection with a plurality of supporting legs (21) used for adjusting the horizontal position of the base (1).

7. The double-column digital display height gauge according to claim 6, wherein: the upper surface of the base (1) is provided with leveling air bubbles (22).

8. The double-column digital display height gauge according to claim 1, wherein: a scale rod (12) is erected on the base (1), and a pointer (13) used for displaying the lifting distance of the stand column (2) on the scale rod (12) is arranged on the stand column (2) in an indicating mode.