CN104913707A - Digital display type depth detection device - Google Patents

Abstract

The invention discloses a digital display depth detection device, which comprises a reading block and a dimension block. The reading block includes a base and a T-shaped bar. , the dial indicator is connected to the computer through the data line; there is a handle on the side of the body; the T-shaped bar is set in the center of the body with the T-shaped end facing down, and a spring is provided at the T-shaped end. There is an annular groove on the T-shaped bar, and the screw Three in the ring groove can prevent the T-shaped rod from slipping from the body, the lower end of the top T-shaped rod can touch the dial indicator to measure the bottom rod; the size block includes the ejector rod and the steel ball locking frame assembly; There is a nut on the ejector rod at the lower part of the head; put the size block into the hole, tighten the nut, the steel ball locking frame assembly will bulge toward the wall of the hole, put the reading block on the size block, and the computer can display the set data; the present invention The digital display depth detection device can quickly, accurately and conveniently detect whether the depth of the blind hole is within the specification range.

Description

A digital display depth detection device

technical field

The invention relates to a digital display depth detection device.

Background technique

In the prior art, vernier calipers, depth gauges, etc. are used for traditional measurement.

Its shortcomings are: low efficiency, large measurement error, three-coordinate measurement, high measurement cost, and inconvenient on-site measurement.

Contents of the invention

The technical problem mainly solved by the present invention is to provide a digital display depth detection device, which is fast, convenient, accurate and efficient.

In order to solve the above technical problems, a technical solution adopted by the present invention is to provide a digital display depth detection device, including: a reading block and a dimension block, the reading block includes a base, a body and a T-shaped bar, and the base A protective cover with a through hole is provided on the lower end surface, and the screw 1 connects it with the base; the lower end of the body is connected with the base through the second screw; Table and sheath, the dial indicator is fixed with the body through screws 4 and the sheath, a data line is connected to the dial indicator, and a computer is connected to the other end of the data line; two ends of the T-shaped bar are respectively provided with a Guide sleeve, the guide sleeve is set in the center of the body, the T-shaped end is set downwards and the T-shaped end is provided with a spring 1, the T-shaped bar is processed with an annular groove, and the screw 3 is locked on the body. The position of the annular groove can restrict the T-shaped bar from sliding down from the center of the body, and when the lower end of the T-shaped bar is pressed, the measuring bottom bar of the dial indicator can be touched so that the measurement data can be displayed on the computer; the dimension block It partly includes a push rod, a nut, and a steel ball locking frame assembly; the upper end of the push rod has a ball contact, the lower part of the ball contact is threaded on the push rod, and the spring two is sleeved on the push rod at the lower part of the thread; The nut is screwed on the thread of the ejector rod, one end of the nut is connected with the bottom of the ball contact, the other end of the nut is connected with the upper end of the movable sleeve, and the movable sleeve is sleeved on the ejector rod; the upper end of the steel ball locking frame assembly is connected with the movable The lower end of the sleeve is connected, and the lower end of the iron ball locking frame assembly is connected with a set of fixed sleeve arranged at the bottom of the push rod, and the fixed sleeve is fixed with the push rod through a pin and a pin hole under the push rod.

Preferably, one end of the spring one is pushed against the lower end surface of the lower guide sleeve, and the other end is pushed against the shoulder of the T-shaped bar. The spring one can buffer the T-shaped bar against the upward impact of the bottom bar and reset the reading block. zero.

Preferably, the nut is set above the movable sleeve and below the ball contact. Tightening the nut can make the upper support frame and the lower support frame push the steel ball outward, and loosen the nut to reset the steel ball.

Preferably, the steel ball locking frame assembly includes an upper support frame, a lower support frame and steel balls, the steel ball is set between the upper support frame and the lower support frame, and when the upper support frame and the lower support frame squeeze the steel ball , the steel ball can be convex outward.

Preferably, the sections of the upper support frame and the lower support frame of the steel ball locking frame assembly are right-angled trapezoids, the steel balls are restricted on the waist side of the two sections of the right-angled trapezoids, and the outside of the steel balls is tangent to the waists of the two sections of the right-angled trapezoids .

Preferably, a C-shaped handle is provided on the body side of the reading block, which can be used to hold the reading block.

Preferably, the spring two is sleeved on the push rod of the size block, one end of the spring two is connected with a step surface of the push rod, and the other end is connected with the inner step surface of the movable sleeve, and the spring two can be given The movable sleeve has a certain downward thrust so that the steel balls will not scatter.

Preferably, the dial indicator is connected with a data line, and the data line is connected with a computer. When the size exceeds the tolerance range, an alarm sound will be issued and the qualification rate and counting will be automatically counted.

The beneficial effect of the invention is that whether the depth of the blind hole is within the specification range can be quickly, accurately and conveniently detected, and the efficiency is high.

Description of drawings

Fig. 1 is a schematic diagram of the main sectional structure of a digital display depth detection device according to the present invention;

Fig. 2 is the main sectional structure schematic diagram of part 16 in Fig. 1;

Fig. 3 is a schematic top view of part 16 in Fig. 1;

Fig. 4 is the implementation detection engine spark plug hole schematic diagram of digital display type depth detection device of the present invention;

Among them, 1. Dial indicator; 2. Support frame; 3. Sheath; 4. Screw four; 5. Annular groove; 6. Guide sleeve; 7. T-shaped bar; 8. Screw three; 9. Body; 10. Handle; 11. Reading block; 12. Size block; 13. Screw two; 14. Spring one; 15. Screw one; 16. Base; 17. Protective cover; 18. Push rod; 19. Nut; 20. Movable sleeve; 21, spring two; 22, upper support frame; 23, steel ball; 24, lower support frame; 25, fixed sleeve; 26, pin; 27, steel ball locking frame assembly; 28, ball contact; 29, thread; 30, pin Hole; 31, measuring bottom rod; 32, engine spark plug cylinder; 33, data line; 34, computer.

Detailed ways

The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, so as to define the protection scope of the present invention more clearly.

As shown in Figures 1-4, the embodiment of the present invention is a digital display depth detection device, including: a reading block 11 and a dimension block 12, the reading block 11 includes a base 16, a body 9 and a T-shaped bar 7 , the lower end surface of the base 16 is provided with a protective cover 17 with a through hole, and the first screw 15 connects it to the base 16; the lower end of the body 9 is connected to the base 16 through the second screw 13; the upper end of the body 9 is provided with a support Frame 2, said support frame 2 is covered with dial gauge 1 and sheath 3, said dial gauge 1 is fixed with body 9 by screw 44 and sheath 3, said dial gauge 1 is connected with a Data line 33, the other end of data line 33 is connected with a computer 34; The two ends of described T-shaped bar 7 are respectively provided with a guide sleeve 6, and described guide sleeve 6 is set in the center of body 9, and T-shaped end is arranged downwards and its The T-shaped end is provided with a spring 14, and the T-shaped bar 7 is processed with an annular groove 5, and the screw 3 8 is locked on the body 9, and the T-shaped bar 7 can be restricted from the center of the body 9 at the position of the annular groove 5. Sliding down, push the lower end of the T-shaped bar 7, you can touch the measuring bottom bar 31 of the dial gauge 1 so that the measurement data is displayed on the computer 34; the dimension block 12 part includes a push rod 18, a nut 19, Steel ball locking frame assembly 27; the upper end of the ejector rod 18 has a ball contact 28, the ejector rod 18 at the lower part of the ball contact 28 is processed with a thread 29, and the ejector rod 18 at the lower part of the thread 29 is covered with a spring 21 The nut 19 is screwed on the thread 29 of the push rod 18, one end of the nut 19 is connected with the bottom of the ball contact 28, the other end of the nut 19 is connected with the upper end of the movable sleeve 20, and the movable sleeve 20 is set on the push rod 18; the upper end of the steel ball locking frame assembly 27 is connected to the lower end of the movable sleeve 20, and the lower end of the iron ball locking frame assembly is connected to a set of fixed sleeve 25 arranged at the lower part of the push rod 18, and the fixed sleeve 25 passes through the pin 26 and The pin hole 30 below the push rod 18 is fixed together with the push rod 18; the spring one 14 has one end against the lower end surface of the lower guide sleeve 6, and the other end against the shoulder of the T-shaped bar 7, the spring one 14 14 can buffer the T-shaped bar 7 to impact the bottom bar 31 upwards and reset the reading block 11 to zero. The nut 19 is set on the top of the movable sleeve 20 and below the ball contact 28. Tightening the nut 19 can make the upper support frame 22 and the upper support frame 24 push the steel ball 23 to bulge outward, and loosen the nut 19. The steel ball 23 can Reset; the steel ball locking frame assembly 27 includes an upper support frame 22, an upper support frame 24 and a steel ball 23, and the steel ball 23 is set between the upper support frame 22 and the upper support frame 24, and the upper support frame 22 and the upper support frame When the lower support frame squeezes the steel ball 23, the steel ball 23 can swell outward; the upper support frame 22 and the upper support frame 24 of the steel ball locking frame assembly 27 have a right-angled trapezoidal cross section, and the steel ball 23 is limited to two sections. On the waist side of the right-angled trapezoid, the outside of the steel ball 23 is tangent to the waists of the two right-angled trapezoidal sections; a C-shaped handle 10 is provided on the side of the body 9 of the reading block 11, which can be used to hold the reading block 11; the size The spring two 21 that is sheathed on the push rod 18 of the block 12, one end of the spring two 21 is connected with a step surface of the push rod 18, and the other end is connected with the inner step surface of the movable sleeve 20, and the spring two 21 can be given The movable sleeve 20 has a certain downward thrust so that the steel balls 23 will not scatter; the dial indicator 1 is connected with a data line 33, and the data line 33 is connected with a computer 34. When the size exceeds the tolerance range, it will send out Warning sound and automatic statistical pass rate and counting.

The working process of the digital display type depth detection device of the present invention is as follows:

In Fig. 4, the nut 19 on the size block 12 will be loosened during detection, put it into the hole to be measured, and slowly tighten the nut 19, the upper support frame 22 and the upper support frame 24 in the steel ball locking frame assembly 27 will be Squeeze the steel ball 23, the steel ball 23 will bulge toward the inner wall of the hole to be measured and keep relatively fixed with the hole to be measured, then place the reading block 11 on the dimension block 12, and the ball contact 28 on the hundred-inch block will lift up the reading The T-shaped bar 7 of the block 11, the T-shaped bar 7 then jacks up the measuring bottom bar 31 of the dial indicator 1, at this moment, the measurement data of the dial indicator 1 can be counted and displayed on the computer 34 and the unqualified rate, qualified rate, when there are unqualified products and a warning sound will be issued.

The digital display depth detection device of the present invention achieves the function of quickly, accurately and conveniently detecting whether the depth of the blind hole is within the specification range, and has high efficiency.

The above is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related technologies fields, all of which are equally included in the scope of patent protection of the present invention.

Claims (8)

1. A digital display depth detection device, characterized by comprising: a reading block (11) and a size block (12), the reading block (11) includes a base (16), a body (9) and a T-shaped bar (7), the lower end surface of the base (16) is provided with a protective cover (17) with a through hole, which is connected with the base (16) by the first screw (15); the lower end of the body (9) is passed by the second screw ( 13) It is connected to the base (16); the upper end of the body (9) is provided with a support frame (2), and the support frame (2) is covered with a dial indicator (1) and a sheath (3). The dial indicator (1) is fixed to the main body (9) through the four screws (4) and the sheath (3). The dial indicator (1) is connected to a data line (33), and the other end of the data line (33) A computer (34) is connected; a guide sleeve (6) is provided at both ends of the T-shaped bar (7), the guide sleeve (6) is set in the center of the body (9), and the T-shaped end is set downward and Its T-shaped end is provided with a spring one (14), and an annular groove (5) is processed on the T-shaped bar (7), and the screw three (8) is locked on the body (9), and the annular groove (5) ) position can restrict the T-shaped bar (7) from sliding down from the center of the body (9), and push the lower end of the T-shaped bar (7) to touch the measuring bottom bar (31) of the dial indicator (1) so that The measurement data is displayed on the computer (34); the dimension block (12) part includes the ejector rod (18), the nut (19), the steel ball locking frame assembly (27); the upper end of the ejector rod (18) has a ball contact The head (28), the lower part of the ball contact (28) is processed with a thread (29), and the lower part of the thread (29) is covered with a spring two (21); The nut (19) is screwed on the thread (29) of the push rod (18), one end of the nut (19) is connected to the bottom of the ball contact (28), and the other end of the nut (19) is connected to the movable sleeve (20 ) is connected to the upper end, and the movable sleeve (20) is set on the ejector rod (18); the upper end of the steel ball locking frame assembly (27) is connected to the lower end of the movable sleeve (20), and the lower end of the iron ball locking frame assembly (27) It is connected with a set of fixed sleeve (25) located at the lower part of the ejector rod (18), and the fixed sleeve (25) is connected with the ejector rod (18) fixed together. 2. The digital display depth detection device according to claim 1, characterized in that the spring one (14) has one end against the lower end surface of the lower guide sleeve (6), and the other end against the T-shaped bar (7) Shoulder, the spring one (14) can buffer the T-shaped bar (7) to impact the bottom bar (31) upwards and reset the reading block (11) to zero. 3. The digital display depth detection device according to claim 1, characterized in that the nut (19) is set above the movable sleeve (20) and below the ball contact (28), and the nut (19) is tightened ) can make the upper support frame (22) and the lower support frame (24) push the steel ball (23) to bulge outward, and the steel ball (23) can be reset by loosening the nut (19). 4. The digital display depth detection device according to claim 1, characterized in that the steel ball locking frame assembly (27) includes an upper support frame (22), a lower support frame (24) and a steel ball (23), the The steel ball (23) is set between the upper support frame (22) and the lower support frame (24). When the upper support frame (22) and the lower support frame squeeze the steel ball (23), the steel ball (23) can Convex outward. 5. The digital display depth detection device according to claim 1 or 3, characterized in that the upper support frame (22) and the lower support frame (24) of the steel ball locking frame assembly (27) have a right-angled trapezoidal cross-section, and the The steel ball (23) is limited to the waist side of the two right-angled trapezoidal sections, and the outside of the steel ball (23) is tangent to the waists of the two right-angled trapezoidal sections. 6. The digital display depth detection device according to claim 1, characterized in that a C-shaped handle (10) is provided on the side of the body (9) of the reading block (11), which can be used to hold the reading block (11) . 7. The digital display depth detection device according to claim 1, characterized in that the spring two (21) is sleeved on the ejector rod (18) of the dimension block (12), and one end of the spring two (21) is connected to One step surface of the ejector rod (18) is connected, and the other end is connected with the inner step surface of the movable sleeve (20), and the spring two (21) can give a certain downward thrust to the movable sleeve (20), so that the steel ball (23) WON’T SHALL BE Scattered. 8. The digital display depth detection device according to claim 1, characterized in that a data line (33) is connected to the dial gauge (1), and the data line (33) is connected to a computer (34). When the size exceeds the tolerance range, a warning sound will be issued and the pass rate and count will be counted automatically.