CN220931926U - Mandrel size measuring instrument - Google Patents

Abstract

The utility model discloses a mandrel size measuring instrument, which relates to the technical field of mandrels and comprises a supporting plate, wherein a first fixed block is fixedly connected to the top of the supporting plate, a moving groove is formed in the top of the supporting plate, a moving block is slidably arranged on the inner wall of the moving groove, a first movable block is fixedly connected to the top of the moving block, a contraction spring is fixedly connected between the moving block and the moving groove, a through hole is formed in one side of the first movable block, a first graduated scale is fixedly connected to one side of the first fixed block, which is close to the first movable block, and the first graduated scale penetrates through the through hole. The utility model has the advantage of facilitating the measurement of the size of the mandrel.

Description

Mandrel size measuring instrument

Technical Field

The utility model relates to the technical field of mandrels, in particular to a mandrel size measuring instrument.

Background

The fixed core shaft has different structures, different stress and different gear matching. The installation method is also different. Generally two kinds of cooperation: a sliding fit and an interference fit. Sliding fit: if the sliding gear is used, the shaft is slightly pushed in after aligning to the position and the angle. Interference fit: when the interference is smaller, the shaft end can be knocked by a heavy hammer, and the shaft is driven in. The shaft end is shielded by other objects before knocking, so that the shaft end is prevented from being damaged, the dimension of the mandrel is required to be measured when the mandrel is processed, and then a mandrel dimension measuring instrument is required.

Currently, existing mandrel sizing gauges typically include calipers that are held by a worker to measure the diameter of the mandrel.

But similar to the above-mentioned dabber size measuring apparatu, it needs the staff to block the slide caliper rule on dabber surface when measuring, and the operation is comparatively loaded down with trivial details, has greatly reduced dabber size's measurement of efficiency.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a mandrel size measuring instrument. The measuring device has the advantage of being convenient for measuring the size of the mandrel.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a dabber size measuring apparatu, includes the backup pad, the first fixed block of top fixedly connected with of backup pad, open at the top of backup pad has the movable groove, and the inner wall slip in movable groove is provided with the movable block, the first movable block of top fixedly connected with of movable block, fixedly connected with shrink spring between movable block and the movable groove, open one side of first movable block has the opening, one side fixedly connected with first scale that one side that first fixed block is close to first movable block, first scale passes the opening.

The utility model is further arranged that one side of the first movable block is fixedly connected with a handle.

The utility model is further arranged that a connecting plate is fixedly connected to one side of the top of the supporting plate, a fixed plate is arranged on one side of the connecting plate, a sliding rod is fixedly connected to one side of the fixed plate, a second fixed block and a second movable block are slidably arranged on the outer wall of the sliding rod, a second graduated scale is fixedly connected to one side of the fixed plate, connecting ports are formed in one sides of the second fixed block and the second movable block, and the second graduated scale penetrates through the connecting ports.

The utility model is further arranged that one side of the sliding rod is fixedly connected with a limiting plate.

The utility model is further characterized in that one side of the connecting plate is provided with a mounting groove, the top inner wall and the bottom inner wall of the mounting groove are rotationally connected with the same threaded screw rod, the outer wall of the threaded screw rod is provided with a sliding block in a sliding manner through threads, and the sliding block is fixedly connected with the fixing plate.

The utility model is further characterized in that the top of the supporting plate is rotatably connected with a knob, and the knob is fixedly arranged between the knob and the threaded screw rod.

The utility model is further arranged that one end of the connecting plate is fixedly connected with a third graduated scale.

The beneficial effects of the utility model are as follows:

This dabber size measuring apparatu, when measuring the diameter of dabber, first movable block of pulling earlier makes first movable block and first fixed block separation, then places the bottom of dabber between first movable block and first fixed block, at this moment, unclamp first movable block, under the elasticity effect of shrink spring, drive first movable block and remove to first fixed block direction, and then drive first scale and remove in the opening, when first movable block is static, can observe out the diameter of dabber through first scale, easy operation reaches the purpose of being convenient for measure the dabber diameter.

This dabber size measuring apparatu, when measuring, under the effect of slide bar, remove second fixed block and second movable block, make second fixed block and second movable block laminate mutually with the top of dabber, at this moment, can observe out the diameter at dabber top through the second scale.

This dabber dimension measuring apparatu, when measuring the dabber of co-altitude not, rotatable screw thread lead screw drives the slider and removes in the mounting groove, and then drives the fixed plate and remove, reaches the purpose of adjusting the second scale position, and then is convenient for measure the dabber of co-altitude not.

Drawings

Fig. 1 is a schematic perspective view of an overall spindle dimension measuring instrument according to the present utility model;

FIG. 2 is a schematic view of a partial perspective view of a movable block and a retractable spring of a mandrel size measuring instrument according to the present utility model;

Fig. 3 is a schematic partial perspective view of a second movable block and a second fixed block of the mandrel size measuring apparatus according to the present utility model;

fig. 4 is a schematic diagram of a partial front cross-sectional structure of a connection plate of a spindle dimension measuring instrument and a third scale according to the present utility model.

In the figure: 1. a support plate; 2. a connecting plate; 3. a knob; 4. a first fixed block; 5. a first movable block; 6. a first scale; 7. a moving groove; 8. a second fixed block; 9. a moving block; 10. a retraction spring; 11. a handle; 12. a second movable block; 13. a second scale; 14. a slide bar; 15. a limiting plate; 16. a threaded screw rod; 17. a slide block; 18. a fixing plate; 19. and a third scale.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Referring to fig. 1-4, a mandrel size measuring instrument comprises a supporting plate 1, wherein a first fixed block 4 is connected to the top of the supporting plate 1 through a bolt, a movable groove 7 is formed in the top of the supporting plate 1, a movable block 9 is slidably arranged on the inner wall of the movable groove 7, a first movable block 5 is connected to the top of the movable block 9 through a bolt, a contraction spring 10 is connected between the movable block 9 and the movable groove 7 through a bolt, a through hole is formed in one side of the first movable block 5, a first graduated scale 6 is connected to one side, close to the first movable block 5, of the first fixed block 4 through a bolt, and the first graduated scale 6 penetrates through the through hole.

Specifically, a handle 11 is connected to one side of the first movable block 5 through a bolt, and the first movable block 5 is conveniently pulled by using the handle 11.

Specifically, there is connecting plate 2 at top one side position of backup pad 1 through bolted connection, one side of connecting plate 2 is provided with fixed plate 18, one side of fixed plate 18 is provided with slide bar 14 through bolted connection, the outer wall slip of slide bar 14 is provided with second fixed block 8 and second movable block 12, one side of fixed plate 18 is provided with second scale 13 through bolted connection, the connector has all been opened to one side of second fixed block 8 and second movable block 12, second scale 13 passes the connector, utilize second fixed block 8, second movable block 12 and second scale 13, the diameter at dabber top is convenient for measure.

Specifically, a limiting plate 15 is connected to one side of the slide bar 14 through a bolt, and the second movable block 12 and the second fixed block 8 are prevented from being separated from the slide bar 14 by the limiting plate 15.

Specifically, a mounting groove is formed in one side of the connecting plate 2, the top inner wall and the bottom inner wall of the mounting groove are rotationally connected with the same threaded screw rod 16, the outer wall of the threaded screw rod 16 is provided with a sliding block 17 in a threaded sliding manner, the sliding block 17 is connected with the fixing plate 18 through bolts, the sliding block 17 is driven to move in the mounting groove through rotating the threaded screw rod 16, and then the fixing plate 18 is driven to move, so that the measuring position of the top of the mandrel is adjusted.

Specifically, the top of backup pad 1 rotates and is connected with knob 3, and fixed setting is used in between knob 3 and the screw 16, the screw 16 is convenient for rotate to the knob 3.

Specifically, one end of the connecting plate 2 is connected with a third graduated scale 19 through a bolt, when the diameter measurement of the mandrel is completed, the second movable block 12 is attached to the second fixed block 8, so that the top of the mandrel is contacted with the bottoms of the second movable block 12 and the second fixed block 8, and at the moment, the height of the mandrel can be observed through the third graduated scale 19.

Working principle: when the diameter of the mandrel is measured, the first movable block 5 is pulled firstly, so that the first movable block 5 is separated from the first fixed block 4, then the bottom of the mandrel is placed between the first movable block 5 and the first fixed block 4, at the moment, the first movable block 5 is loosened, the first movable block 5 is driven to move towards the first fixed block 4 under the action of the elastic force of the contraction spring 10, and then the first scale 6 is driven to move in the through hole, and when the first movable block 5 is static, the diameter of the mandrel can be observed through the first scale 6, so that the operation is simple, and the purpose of conveniently measuring the diameter of the mandrel is achieved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a dabber dimension measurement appearance, its characterized in that, including backup pad (1), the first fixed block (4) of top fixedly connected with of backup pad (1), open at the top of backup pad (1) has movable groove (7), and the inner wall slip of movable groove (7) is provided with movable block (9), the first movable block (5) of top fixedly connected with of movable block (9), fixedly connected with shrink spring (10) between movable block (9) and movable groove (7), open one side of first movable block (5) has the opening, one side fixedly connected with first scale (6) that first fixed block (4) is close to first movable block (5), first scale (6) pass the opening.

2. A mandrel size measuring instrument according to claim 1, characterized in that a handle (11) is fixedly connected to one side of the first movable block (5).

3. The mandrel size measuring instrument according to claim 1, wherein a connecting plate (2) is fixedly connected to one side of the top of the supporting plate (1), a fixing plate (18) is arranged on one side of the connecting plate (2), a sliding rod (14) is fixedly connected to one side of the fixing plate (18), a second fixing block (8) and a second movable block (12) are slidably arranged on the outer wall of the sliding rod (14), a second graduated scale (13) is fixedly connected to one side of the fixing plate (18), connecting ports are formed in one sides of the second fixing block (8) and one side of the second movable block (12), and the second graduated scale (13) penetrates through the connecting ports.

4. A mandrel sizing machine according to claim 3, characterized in that a limit plate (15) is fixedly connected to one side of the slide bar (14).

5. The mandrel size measuring instrument according to claim 4, wherein a mounting groove is formed in one side of the connecting plate (2), the top inner wall and the bottom inner wall of the mounting groove are rotatably connected with the same threaded screw rod (16), a sliding block (17) is arranged on the outer wall of the threaded screw rod (16) in a sliding manner through threads, and the sliding block (17) is fixedly connected with the fixing plate (18).

6. The mandrel size measuring instrument according to claim 5, wherein a knob (3) is rotatably connected to the top of the supporting plate (1), and the knob (3) is fixedly arranged between the knob and the threaded screw (16).

7. A spindle sizing machine according to claim 6, characterized in that one end of the web (2) is fixedly connected with a third scale (19).