CN208765622U - A kind of screw detection device - Google Patents

Abstract

The utility model discloses a kind of screw detection devices, including height detection apparatus, concentricity detection device is installed on the right side of the height detection apparatus, the height detection apparatus includes pedestal, upright bar, sliding slot, anti-drop block, compression bar, the first spring, screw, fixed block, cross bar, movable block, bolt and the first pointer, upright bar is fixedly installed on the left of the upper end of the pedestal, the upright bar is equipped with sliding slot, anti-drop block is fixedly installed on the right side of the sliding slot, the sliding slot is slidably fitted with compression bar, and the left side upper end of the compression bar is fixedly connected with the first spring.The screw detection device passes through the connection movable block and fixed block, what can be consolidated fixes screw, avoids leading to measure size with full-size(d) that there are errors due to placing unstable when measurement, while fixing screw by groove and threaded rod, facilitate pointer to measure, avoids that there are errors.

Description

A kind of screw detection device

Technical field

The utility model relates to detection device technical field, specially a kind of screw detection device.

Background technique

Screw is a kind of common fastener, is widely used on mechanical, electric appliance and building.General material be metal or Plastic cement, cylindrical, surface carves indent and convex ditch and is known as screw thread.

Screw detection device in the prior art is led to during screw is hand held mostly when detecting screw length Cross slide calliper rule clamping, due to holding screw so that between screw and slide calliper rule cannot complete vertical measurement, lead to the size of measurement and true There is certain errors for real size, while when detecting the concentricity of upper and lower ends of screw, mostly using slide calliper rule directly to block greatly The diameter for connecing upper and lower ends, since the position of clamping is not often the diametrical position of screw, so leading to the size of measurement and true There are errors for real size.

Utility model content

The purpose of this utility model is to provide a kind of screw detection devices, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions: a kind of screw detection device, including height is examined Measurement equipment, is equipped with concentricity detection device on the right side of the height detection apparatus, and the height detection apparatus includes pedestal, vertical Bar, sliding slot, anti-drop block, compression bar, the first spring, screw, fixed block, cross bar, movable block, bolt and the first pointer, the pedestal Upper end on the left of be fixedly installed with upright bar, the upright bar is equipped with sliding slot, is fixedly installed with anti-drop block on the right side of the sliding slot, described Sliding slot is slidably fitted with compression bar, and the left side upper end of the compression bar is fixedly connected with the first spring；

The concentricity detection device includes frame, scale, threaded rod, second spring, the second pointer, groove, third bullet Spring, sliding block, shifting block and third pointer, the right side upper end of the pedestal are fixedly installed with frame, and the upper end face of the frame is stood The surface of bar and the right lateral surface of pedestal are respectively equipped with scale, and the upper end of the frame is equipped with threaded rod by screw thread, described Second spring is fixedly connected at left and right sides of frame, the side of the second spring is fixedly connected with the second pointer.

Preferably, the upper end of first spring is fixedly connected on the upper end face of sliding slot, the upper end or so of the pedestal Two sides are placed with screw respectively, are fixedly installed with fixed block on the left of the screw.

Preferably, the pedestal is fixedly installed with cross bar, and the cross bar is slidably fitted with movable block, the movable block it is upper End is equipped with bolt by screw thread, and the surface of the compression bar is fixedly installed with the first pointer.

Preferably, second pointer is contacted with surface at left and right sides of the upper end of screw respectively, the lower end of the threaded rod It is close to the upper end face of screw, the right side of the pedestal is equipped with groove.

Preferably, the lower end of the screw is placed on the inside of groove, fixed company at left and right sides of the inside of the groove It is connected to third spring, the side of the third spring is fixedly installed with sliding block.

Preferably, the upper end of the sliding block is fixedly installed with shifting block, and the side of the sliding block is fixedly installed with third pointer, The side of the sliding block is contacted with surface at left and right sides of the lower end of screw respectively.

Compared with prior art, the utility model has the beneficial effects that the screw detection device passes through movable block and admittedly Determine the connection of block, what can be consolidated fixes screw, avoid measurement when due to place it is unstable and cause to measure size with very There are errors for real size, while screw is fixed by groove and threaded rod, and pointer is facilitated to measure, and avoid that there are errors.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the screw of the utility model and the enlarged plan view of groove junction.

In figure: 1 height detection apparatus, 11 pedestals, 12 upright bars, 13 sliding slots, 14 anti-drop blocks, 15 compression bars, 16 first springs, 17 Screw, 18 fixed blocks, 19 cross bars, 110 movable blocks, 111 bolts, 112 first pointers, 2 concentricity detection devices, 21 frames, 22 Scale, 23 threaded rods, 24 second springs, 25 second pointers, 26 grooves, 27 third springs, 28 sliding blocks, 29 shifting blocks, 210 thirds refer to Needle.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of screw detection device, including height detection Equipment 1, the right side of height detection apparatus 1 are equipped with concentricity detection device 2, and height detection apparatus 1 includes pedestal 11, upright bar 12, sliding slot 13, anti-drop block 14, compression bar 15, the first spring 16, screw 17, fixed block 18, cross bar 19, movable block 110, bolt 111 It is fixedly installed with upright bar 12 with the upper end left side of the first pointer 112, pedestal 11, upright bar 12 is equipped with sliding slot 13, the right side of sliding slot 13 It is fixedly installed with anti-drop block 14, sliding slot 13 is slidably fitted with compression bar 15, and anti-drop block 14 prevents the left side of compression bar 15 to be detached from sliding slot 13 Inside, the left side upper end of compression bar 15 is fixedly connected with the first spring 16, and the upper end of the first spring 16 is fixedly connected on sliding slot 13 Upper end face, by the elastic reaction of the first spring 16 compression bar 15 is automatically reset, upper end of pedestal 11 or so two Side is placed with screw 17 respectively, and the left side of screw 17 is fixedly installed with fixed block 18, and pedestal 11 is fixedly installed with cross bar 19, cross bar 19 are slidably fitted with movable block 110, and cross bar 19 prevents movable block 110 to be detached from the inside of pedestal 11, and the upper end of movable block 110 passes through Screw thread is equipped with bolt 111, and the surface of compression bar 15 is fixedly installed with the first pointer 112, passes through fixed block 18 and movable block 110 Connection positions screw 17；

Concentricity detection device 2 includes frame 21, scale 22, threaded rod 23, second spring 24, the second pointer 25, groove 26, the right side upper end of third spring 27, sliding block 28, shifting block 29 and third pointer 210, pedestal 11 is fixedly installed with frame 21, frame The right lateral surface of the upper end face of frame 21, the surface of upright bar 12 and pedestal 11 is respectively equipped with scale 22, and the upper end of frame 21 passes through Screw thread is equipped with threaded rod 23, and by the connection of threaded rod 23 and frame 21 that screw 17 is fixed, the left and right sides of frame 21 is equal It is fixedly connected with second spring 24, the side of second spring 24 is fixedly connected with the second pointer 25, passes through the bullet of second spring 24 Property effect so that the second pointer 25 reset, the second pointer 25 respectively with the upper end of screw 17 at left and right sides of surface contact, threaded rod 23 lower end is close to the upper end face of screw 17, and the right side of pedestal 11 is equipped with groove 26, and the lower end of screw 17 is placed on groove 26 inside, the inside left and right sides of groove 26 are fixedly connected to third spring 27, and the side of third spring 27 is fixedly mounted There is sliding block 28, by the elastic reaction of third spring 27 sliding block 28 is automatically reset, the upper end of sliding block 28 is fixedly mounted There is shifting block 29, makes sliding block 28 mobile by mobile shifting block 29, the side of sliding block 28 is fixedly installed with third pointer 210, sliding block 28 side is contacted with surface at left and right sides of the lower end of screw 17 respectively.

When the utility model is specifically implemented: screw 17 is mounted on bottom first when needing the height of measuring bolt 17 The upper end left-hand face of seat 11, moves up compression bar 15 first, so that compression bar 15 is moved up from the inside of sliding slot 13, while the One spring, 16 forced compression, is then moved to screw 17 upper end of pedestal 11, so that the left side of screw 17 and fixed block 18 Right lateral surface is close to, and movable block 110 is then moved to the left, so that the right side of the upper end left-hand face of movable block 110 and screw 17 Surface is close to, and then movable block 110 is fixed on by bolt 111 right lateral surface of screw 17, at this moment just the position of screw 17 Fixation is set, compression bar 15 is then unclamped, the first spring 16, which stretches, pushes compression bar 15 to move down, so that the right side lower end table of compression bar 15 Face is contacted with the upper end face of screw 17, at this moment reads the scale 22 on 12 surface of upright bar in the left side of the first pointer 112 direction i.e. Can, when needing the concentricity of measuring bolt 17, move shifting block 29 respectively first, so that shifting block 29 is mobile with movable slider 28, the Then three springs, 27 forced compression moves the second pointer 25, so that 24 forced compression of second spring, then puts screw 17 respectively In the inside of groove 26, shifting block 29 is unclamped, at this moment third spring 27 stretches under the side surface for pushing sliding block 28 and screw 17 End the left and right sides surface contact, at this moment just the lower end of screw 17 is fixed, then by screw thread make threaded rod 23 lower end and The upper end face of screw 17 contacts, and at this moment just screw 17 is fixed on the right side upper end face of pedestal 11, so that the second pointer 25 Side contacted respectively with the left and right sides surface of screw 17, while second spring 24 stretch, then read the second pointer 25 finger To 21 upper end of frame scale 22, then the scale 22 on the right side of pedestal 11 that third pointer 210 is directed toward compares two groups of numbers Size can be appreciated that the concentricity of 17 top and bottom of screw, pass through the connection movable block 110 and fixed block 18, Neng Gouwen Solid screw 17 is fixed, and avoid when measurement due to place it is unstable cause to measure size with full-size(d) there are error, Facilitate pointer to measure the fixation of screw 17 by groove 26 and threaded rod 23 simultaneously, avoids that there are errors.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of screw detection device, including height detection apparatus (1), it is characterised in that: the right side of the height detection apparatus (1) Side is equipped with concentricity detection device (2), the height detection apparatus (1) include pedestal (11), upright bar (12), sliding slot (13), Anti-drop block (14), compression bar (15), the first spring (16), screw (17), fixed block (18), cross bar (19), movable block (110), spiral shell The upper end left side of bolt (111) and the first pointer (112), the pedestal (11) is fixedly installed with upright bar (12), the upright bar (12) It equipped with sliding slot (13), is fixedly installed with anti-drop block (14) on the right side of the sliding slot (13), the sliding slot (13) is slidably fitted with pressure The left side upper end of bar (15), the compression bar (15) is fixedly connected with the first spring (16)；

The concentricity detection device (2) includes frame (21), scale (22), threaded rod (23), second spring (24), the second finger Needle (25), groove (26), third spring (27), sliding block (28), shifting block (29) and third pointer (210), the pedestal (11) Right side upper end is fixedly installed with frame (21), the upper end face of the frame (21), the surface of upright bar (12) and pedestal (11) Right lateral surface is respectively equipped with scale (22), and the upper end of the frame (21) is equipped with threaded rod (23), the frame by screw thread (21) it is fixedly connected at left and right sides of second spring (24), the side of the second spring (24) is fixedly connected with the second finger Needle (25).

2. a kind of screw detection device according to claim 1, it is characterised in that: the upper end of first spring (16) is solid Surely it is connected to the upper end face of sliding slot (13), is placed with respectively screw (17) at left and right sides of the upper end of the pedestal (11), it is described Fixed block (18) are fixedly installed on the left of screw (17).

3. a kind of screw detection device according to claim 1, it is characterised in that: the pedestal (11) is fixedly installed with cross Bar (19), the cross bar (19) are slidably fitted with movable block (110), and the upper end of the movable block (110) is equipped with by screw thread The surface of bolt (111), the compression bar (15) is fixedly installed with the first pointer (112).

4. a kind of screw detection device according to claim 1, it is characterised in that: second pointer (25) respectively with spiral shell It follows closely surface contact, the lower end of the threaded rod (23) at left and right sides of the upper end of (17) to be close to the upper end face of screw (17), institute The right side for stating pedestal (11) is equipped with groove (26).

5. a kind of screw detection device according to claim 1, it is characterised in that: the lower end of the screw (17) is placed on The inside left and right sides of the inside of groove (26), the groove (26) is fixedly connected to third spring (27), the third bullet The side of spring (27) is fixedly installed with sliding block (28).

6. a kind of screw detection device according to claim 1, it is characterised in that: the fixed peace in the upper end of the sliding block (28) Equipped with shifting block (29), the side of the sliding block (28) is fixedly installed with third pointer (210), the side difference of the sliding block (28) It is contacted with surface at left and right sides of the lower end of screw (17).