CN211147486U

CN211147486U - Machine core structure

Info

Publication number: CN211147486U
Application number: CN201922138203.8U
Authority: CN
Inventors: 唐以杰; 张永明
Original assignee: Jinjiang Measuring Tools Co ltd
Current assignee: Jinjiang Measuring Tools Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-07-31
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses a movement structure, including main scale, vernier and core main part, the front of main scale is provided with the vernier, the intermediate position department fixed mounting of main scale has the core main part, and the intermediate position department of core main part inserts and is equipped with the head rod, the outer wall of head rod has cup jointed first gear, the both ends of core main part all fixed mounting have the core pillar, the bottom fixed mounting of core pillar has the core clamp plate, and the both ends of core clamp plate all insert and be equipped with the second connecting rod, the drive wheel has been cup jointed at the outer wall back of second connecting rod. The utility model discloses a be provided with first gear and second gear, the gear eliminates the vibration influence when using to produce certain pretightning force, eliminate the fit clearance of part, improve product precision stability, extension slide caliper rule life, the guard plate can avoid the dust to enter into the inside of core main part, makes the better that the core main part used.

Description

Machine core structure

Technical Field

The utility model relates to a measurement utensil technical field specifically is a movement structure.

Background

Caliper rule is used for all possess fixed shape and the object of certain hardness to the mill, carries out relative measurement and size inspection, is often used for detecting the part of machinery, increases the precision of part, convenient to use.

At present, the movement of most dial calipers adopts a main body separating structure, the structure is easy to loosen in the using process or the transportation process, the precision is lost, the service life of a product is reduced, dust is easy to generate inside the movement, the using effect of the movement is influenced, and therefore the movement structure is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a movement structure to the movement structure of proposing leads to the structure easily among the above-mentioned background art not hard up, the inside problem of poor living dust easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a movement structure, includes main scale, vernier and core main part, the front of main scale is provided with the vernier, the intermediate position department fixed mounting of main scale has the core main part, and the intermediate position department of core main part inserts and is equipped with the head rod, the outer wall of head rod has cup jointed the first gear, the both ends of core main part all fixed mounting have the core pillar, the bottom fixed mounting of core pillar has the core clamp plate, and the both ends of core clamp plate all insert and be equipped with the second connecting rod, the drive wheel has been cup jointed at the outer wall back of second connecting rod, the outer wall of second connecting rod openly has cup jointed the second gear, the front of core main part is provided with the guard plate, and the back fixed mounting of guard plate has the rubber pad, the inner wall fixed mounting of guard plate has the spring.

Preferably, the sliding ruler is provided with a latch, the inside of the sliding ruler is inserted into the inside of the machine core pressing plate, and the sliding ruler is meshed with the driving wheel.

Preferably, the second gear is meshed with the first gear, and the second gear and the first gear form a transmission structure.

Preferably, the diameter of the outer wall of the protection plate is larger than that of the outer wall of the movement main body, and the protection plate is sleeved on the outer wall of the movement main body.

Preferably, one end of the spring is fixedly welded with the machine core main body, the other end of the spring is fixedly welded with the protection plate, and the spring and the protection plate form an elastic structure.

Compared with the prior art, the beneficial effects of the utility model are that: this core structure is provided with first gear and second gear, and the gear eliminates the vibration influence when using to produce certain pretightning force, eliminate the fit clearance of part, improve product precision stability, extension slide caliper rule life, the inside that the dust can be avoided entering into the core main part to the guard plate makes the better that the core main part used.

1. The device is provided with first gear and second gear, the core assembly is simple, the gear is by the core main part, the core clamp plate, the core pillar protection, when the vernier moves, the vernier drives the drive wheel and rotates, the drive wheel drives the second gear through the second connecting rod and rotates, second gear drive first gear rotates afterwards, thereby make and operate between the gear, can eliminate the vibration influence, and produce certain pretightning force, eliminate the fit clearance of part, the core main part simultaneously, core clamp plate one shot forming, improve product precision stability, extension slide caliper life, and the production cost is reduced.

2. The device is provided with guard plate and spring, the spring pulling guard plate removes, make the guard plate drive the outer wall of rubber pad and core main part and laminate, thereby can make the guard plate protect the core main part, avoid external dust to enter into the inside of core main part, influence the operation of inside second gear and first gear, high durability and convenient use, the spring can carry out the shock attenuation to the core main part simultaneously, avoid external effort to pass through the inside that the guard plate transmitted the core main part, the effect that makes the core main part use is better, the precision is better.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

Fig. 2 is a schematic view of a front cross-sectional structure of the movement body of the present invention;

Fig. 3 is a schematic view of the bottom cross-section structure of the movement body of the present invention.

In the figure: 1. a main scale; 2. a vernier; 3. a movement main body; 4. a first gear; 5. a second gear; 6. a movement pillar; 7. a machine core pressing plate; 8. a first connecting rod; 9. a second connecting rod; 10. a driving wheel; 11. a protection plate; 12. a rubber pad; 13. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment:

The utility model provides a core structure, includes main scale 1, vernier 2 and core main part 3, and the front of main scale 1 is provided with vernier 2, and the intermediate position department fixed mounting of main scale 1 has core main part 3, and the intermediate position department of core main part 3 inserts and is equipped with head rod 8, and head rod 8's outer wall has cup jointed first gear 4, and the device is one shot forming, has improved the precision, has increased life.

All fixed mounting in both ends of core main part 3 has core pillar 6, the bottom fixed mounting of core pillar 6 has core clamp plate 7, and core clamp plate 7's both ends are all inserted and are equipped with second connecting rod 9, drive wheel 10 has been cup jointed at the outer wall back of second connecting rod 9, be provided with the latch on the vernier 2, and vernier 2's inside is inserted and is equipped with core clamp plate 7's inside, vernier 2 and drive wheel 10 intermeshing, vernier 2 is when measuring, vernier 2 passes the inside of core clamp plate 7 when removing, and then drive wheel 10's rotation, the meshing through drive wheel 10 simultaneously, stability when can increasing vernier 2 and remove, measured precision has been increased, high durability and convenient use.

Second gear 5 has openly been cup jointed to the outer wall of second connecting rod 9, second gear 5 and first gear 4 intermeshing, second gear 5 constitutes transmission structure with first gear 4, drive second gear 5 rotates when drive wheel 10 rotates, second gear 5 drives first gear 4 and rotates, and then second gear 5 and first gear 4 take place simultaneously and rotate, at second gear 5 and first gear 4 operation in-process, can eliminate the vibration influence, and produce certain pretightning force, eliminate the fit clearance of part, the measuring precision has been increased, high durability and convenient use.

The front of core main part 3 is provided with guard plate 11, and the back fixed mounting of guard plate 11 has rubber pad 12, and the outer wall diameter of guard plate 11 is greater than the outer wall diameter of core main part 3, and guard plate 11 cup joints at the outer wall of core main part 3, can protect core main part 3, avoids external dust to enter into core main part 3's inside, influences the normal use of first gear 4 and second gear 5, makes core main part 3's result of use better, convenient to use.

Inner wall fixed mounting of guard plate 11 has spring 13, the one end and the fixed welding of core main part 3 of spring 13, the other end and the fixed welding of guard plate 11 of spring 13, spring 13 and the elastic construction of guard plate 11 constitution, when external power and spring 13 emergence contact, spring 13 can carry out the shock attenuation to core main part 3, avoid external effort to pass through the inside that guard plate 11 transmitted core main part 3, the effect that makes core main part 3 use is better, the precision is better.

The working principle is as follows: during the use, when the vernier 2 removed, vernier 2 drove drive wheel 10 and rotates, drive wheel 10 drives second gear 5 through second connecting rod 9 and rotates, second gear 5 drives first gear 4 and rotates afterwards, thereby make and operate between second gear 5 and the first gear 4, can eliminate the vibration influence, and produce certain pretightning force, eliminate the fit clearance of part, core main part 3 and core clamp plate 7 one shot forming simultaneously, improve product precision stability, extension slide caliper rule life, and production cost is reduced.

Spring 13 pulling guard plate 11 removes simultaneously, make guard plate 11 drive rubber pad 12 and the outer wall of core main part 3 laminate, thereby can make guard plate 11 protect core main part 3, avoid external dust to enter into core main part 3's inside, influence inside second gear 5 and first gear 4's operation, high durability and convenient use, spring 13 can carry out the shock attenuation to core main part 3 simultaneously, avoid external effort to pass through the inside that guard plate 11 transmitted core main part 3, the effect that makes core main part 3 use is better, the precision is better.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a movement structure, includes main scale (1), vernier (2) and core main part (3), its characterized in that: the front side of the main scale (1) is provided with a vernier (2), the middle position of the main scale (1) is fixedly provided with a machine core main body (3), the middle position of the machine core main body (3) is provided with a first connecting rod (8) in an inserted manner, the outer wall of the first connecting rod (8) is sleeved with a first gear (4), two ends of the machine core main body (3) are fixedly provided with machine core supporting columns (6), the bottom end of the machine core supporting column (6) is fixedly provided with a machine core pressing plate (7), two ends of the machine core pressing plate (7) are respectively inserted with a second connecting rod (9), the back side of the outer wall of the second connecting rod (9) is sleeved with a driving wheel (10), the front side of the outer wall of the second connecting rod (9) is sleeved with a second gear (5), the front side of the machine core main body (3) is provided with a protection plate (11), and the, and a spring (13) is fixedly arranged on the inner wall of the protection plate (11).

2. A core construction according to claim 1, wherein: the sliding ruler is characterized in that a latch is arranged on the sliding ruler (2), the inside of the sliding ruler (2) is inserted into the inner portion of the machine core pressing plate (7), and the sliding ruler (2) is meshed with the driving wheel (10).

3. A core construction according to claim 1, wherein: the second gear (5) and the first gear (4) are meshed with each other, and the second gear (5) and the first gear (4) form a transmission structure.

4. A core construction according to claim 1, wherein: the outer wall diameter of guard plate (11) is greater than the outer wall diameter of core main part (3), guard plate (11) cup joints the outer wall in core main part (3).

5. A core construction according to claim 1, wherein: one end of the spring (13) is fixedly welded with the machine core main body (3), the other end of the spring (13) is fixedly welded with the protection plate (11), and the spring (13) and the protection plate (11) form an elastic structure.