CN209820356U - High-precision pretightening force screw detection device - Google Patents
High-precision pretightening force screw detection device Download PDFInfo
- Publication number
- CN209820356U CN209820356U CN201920739492.4U CN201920739492U CN209820356U CN 209820356 U CN209820356 U CN 209820356U CN 201920739492 U CN201920739492 U CN 201920739492U CN 209820356 U CN209820356 U CN 209820356U
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- screw
- fixedly connected
- workbench
- rod
- detection device
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Abstract
The utility model discloses a high-precision pretightening force screw detection device, which belongs to the field of detection devices and comprises a workbench, wherein the workbench is provided with a through hole, a screw is slidably arranged in the through hole, the left side of the workbench is provided with a through groove, the inside of the through groove is slidably connected with a stop block, the left side of the lower end of the stop block is fixedly connected with a connecting rod, the lower end of the left side of the workbench is fixedly connected with a threaded sleeve, the threaded sleeve is connected with a threaded rod through threads, the left side and the right side of the upper end of the workbench are respectively fixedly connected with a vertical rod, the screw is placed in the through hole, the threaded rod is connected with the threaded sleeve to fix the stop block, the screw is fixed through the stop block, the screw is prevented from moving and inclining and falling, the defects brought by hands are avoided, the clamping connection of a clamping block, the value comparison is conveniently measured to the screw thread department different positions of screw.
Description
Technical Field
The utility model relates to a detection device field, more specifically say, relate to a high accuracy pretightning force screw detection device.
Background
The screw is a tool for fastening the parts of an object step by utilizing the physical and mathematical principles of the inclined circular rotation and friction of the object. Screws are a common term for fasteners.
At present, some high-precision machines have higher requirements on the pretightening force of screws and require the screws to meet the high-precision requirements, but the screws of the same type are different in diameter due to various reasons, and the diameters of different positions of the same screw are different, so that the precision of the screws is reduced.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a high accuracy pretightning force screw detection device, through placing the screw in the inside of through-hole, the threaded rod is connected with the thread bush and is fixed the dog, fix the screw through the dog, avoid the screw removal to take place to incline askew and fall, avoid taking the drawback of bringing in hand, through fixture block and draw-in groove joint, conveniently fix the sliding sleeve, the convenient slide bar shift position of while, the value contrast is measured to the position that the screw thread department of screw is different to the convenience.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A high-precision pretightening force screw detection device comprises a workbench, wherein the workbench is provided with a through hole, a screw is slidably mounted in the through hole, a through groove is formed in the left side of the workbench, a stop block is slidably connected in the through groove, a connecting rod is fixedly connected to the left side of the lower end of the stop block, a threaded sleeve is fixedly connected to the lower end of the left side of the workbench, the threaded sleeve is connected with a threaded rod through threads, vertical rods are fixedly connected to the left side and the right side of the upper end of the workbench respectively, each vertical rod is provided with a chute, a sliding rod is slidably connected with the chute, the sliding rod is slidably sleeved with a sliding sleeve, the sliding rod is slidably sleeved with a spring, the other end of the sliding rod is fixedly connected with an extrusion block, one side of the extrusion block is fixedly connected with a protection pad, one, through placing the screw in the inside of through-hole, the threaded rod is connected with the thread bush and is fixed the dog, fixes the screw through the dog, avoids the screw to remove and takes place to incline askew and fall, avoids taking the drawback of bringing in hand, through fixture block and draw-in groove joint, conveniently fixes the sliding sleeve, conveniently measures the value contrast to the slide bar shift position simultaneously, conveniently to the position of the screw thread department difference of screw.
Further, there is the roof inside lower extreme of through-hole through threaded connection, the lower extreme fixedly connected with of roof changes the handle, the upper end surface of roof and the lower extreme surface contact of screw, through the connection of roof, conveniently place the screw base of different thickness in the inside of through-hole, avoid the upper end of screw base to spill the through-hole simultaneously.
Furthermore, the threaded rod passes through the screw thread and is connected with the lower extreme of connecting rod, a side surface of dog is hugged closely with lower extreme side surface of screw, the upper end fixedly connected with shifting block of sliding sleeve, through the connection of shifting block, conveniently remove the sliding sleeve, through the connection of sliding sleeve, conveniently fix the one end of spring.
Further, both sides are even respectively around the pole setting be equipped with the draw-in groove, both ends are fixedly connected with fixture block respectively around one side of sliding sleeve, fixture block and draw-in groove joint through fixture block and draw-in groove joint, conveniently slide bar fixed position makes things convenient for the slide bar to reciprocate simultaneously.
Furthermore, the protection pad contacts with one side surface of the upper end of the screw, the other end fixed connection of spring is on one side surface of the extrusion block, one side surface of sliding sleeve contacts with one side surface of pole setting, and the elastic action through the spring makes the slide bar automatic re-setting, and extrusion block automatic re-setting contacts with the screw thread department of screw simultaneously, convenient measurement.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this scheme is through placing the screw in the inside of through-hole, and the threaded rod is connected with the thread bush and is fixed the dog, fixes the screw through the dog, avoids the screw to remove to take place to incline askew and fall, avoids taking the drawback of bringing in hand, through fixture block and draw-in groove joint, conveniently fixes the sliding sleeve, conveniently measures the value contrast to the slide bar shift position simultaneously, and the convenience is located different positions to the screw thread of screw.
(2) The inside lower extreme of through-hole has the roof through threaded connection, and the lower extreme fixedly connected with of roof changes the handle, and the upper end surface of roof and the lower extreme surface contact of screw through the connection of roof, conveniently place the screw base of different thickness in the inside of through-hole, avoid the upper end of screw base to spill the through-hole simultaneously.
(3) The threaded rod passes through the screw thread to be connected with the lower extreme of connecting rod, and a side surface of dog is hugged closely with lower extreme side surface of screw, and the upper end fixedly connected with shifting block of sliding sleeve is connected through the shifting block, conveniently removes the sliding sleeve, through the connection of sliding sleeve, conveniently fixes the one end of spring.
(4) The clamping grooves are uniformly formed in the front side and the rear side of the vertical rod respectively, the front end and the rear end of one side of the sliding sleeve are fixedly connected with clamping blocks respectively, the clamping blocks are clamped with the clamping grooves, and the sliding rod is conveniently fixed in position and can be conveniently moved up and down through the clamping blocks and the clamping grooves.
(5) The protection fills up one side surface contact with the upper end of screw, and the other end fixed connection of spring is in a side surface of extrusion piece, and a side surface of sliding sleeve and a side surface contact of pole setting make the slide bar automatic re-setting through the elastic reaction of spring, and extrusion piece automatic re-setting contacts with the screw thread department of screw simultaneously, the convenient measurement.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged side view of the sliding sleeve of the present invention;
fig. 3 is a side view of the vertical rod of the present invention;
fig. 4 is a top view of the slide bar of the present invention.
The reference numbers in the figures illustrate:
1 workbench, 2 through holes, 3 screws, 4 top plates, 5 rotating handles, 6 through grooves, 7 stop blocks, 8 connecting rods, 9 thread sleeves, 10 threaded rods, 11 upright rods, 12 sliding grooves, 13 sliding rods, 14 clamping grooves, 15 sliding sleeves, 16 shifting blocks, 17 clamping blocks, 18 springs, 19 extrusion blocks, 20 protection pads and 21 scale marks.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-4, a high-precision pre-tightening force screw detecting device comprises a workbench 1, referring to fig. 1-4, the workbench 1 is provided with a through hole 2, a screw 3 is slidably mounted in the through hole 2, a through groove 6 is arranged on the left side of the workbench 1, a stop block 7 is slidably connected in the through groove 6, a connecting rod 8 is fixedly connected on the left side of the lower end of the stop block 7, a thread bushing 9 is fixedly connected on the lower end of the left side of the workbench 1, the thread bushing 9 is connected with a threaded rod 10 through threads, upright rods 11 are respectively and fixedly connected on the left side and the right side of the upper end of the workbench 1, the upright rods 11 are provided with sliding chutes 12, the sliding chutes 12 are slidably connected with sliding rods 13, the sliding sleeves 15 are slidably sleeved on the sliding rods 13, the springs 18 are slidably sleeved on the sliding rods 13, extrusion blocks 19 are fixedly connected on the other, slide bar 13's upper end fixed surface is connected with scale mark 21, through placing screw 3 in the inside of through-hole 2, threaded rod 10 is connected with thread bush 9 and is fixed dog 7, fix screw 3 through dog 7, avoid screw 3 to remove to take place to incline and fall, avoid taking the drawback of bringing in hand, through fixture block 17 and draw-in groove 14 joint, conveniently fix sliding sleeve 15, slide bar 13 shift position is conveniently moved simultaneously, the value contrast is measured to the position that the screw thread department of screw 3 is different to the convenience.
Please refer to fig. 1-2, the inside lower extreme of through-hole 2 has roof 4 through threaded connection, the lower extreme fixedly connected with of roof 4 changes 5, the upper end surface of roof 4 and the lower extreme surface contact of screw 3, through the connection of roof 4, conveniently place the inside at through-hole 2 to the screw 3 base of different thickness, avoid the upper end of screw 3 base to spill through-hole 2 simultaneously, threaded rod 10 is connected with the lower extreme of connecting rod 8 through the screw, a side surface of dog 7 is hugged closely with a lower extreme side surface of screw 3, the upper end fixedly connected with shifting block 16 of sliding sleeve 15, through the connection of shifting block 16, conveniently remove sliding sleeve 15, through the connection of sliding sleeve 15, conveniently fix the one end of spring 18.
Referring to fig. 1 and 4, the front side and the rear side of the upright rod 11 are respectively and uniformly provided with a clamping groove 14, the front end and the rear end of one side of the sliding sleeve 15 are respectively and fixedly connected with a clamping block 17, the clamping block 17 is clamped with the clamping groove 14, the sliding rod 13 is conveniently fixed in position, the sliding rod 13 is conveniently moved up and down, the protection pad 20 is in surface contact with one side of the upper end of the screw 3, the other end of the spring 18 is fixedly connected to one side surface of the extrusion block 19, one side surface of the sliding sleeve 15 is in surface contact with one side of the upright rod 11, the sliding rod 13 is automatically reset through the elastic action of the spring 18, the extrusion block 19 is automatically reset and is.
When the screw 3 needs to be fixed inside the through hole 2, the screw 3 is firstly placed inside the through hole 2, then the top plate 4 is upwards rotated according to the thickness of the lower end base of the screw 3, when the upper end of the base of the screw 3 is flush with the upper end surface of the workbench 1, then the stop block 7 is moved inside the through groove 6, the threaded rod 10 is connected with the threaded sleeve 9 through threads by rotating the threaded rod 10, then the right side of the threaded rod 10 is connected with the connecting rod 8 through threads, meanwhile, the screw 3 can be fixed inside the through hole 2 by tightly attaching the stop block 7 to the left end surface of the lower end of the screw 3, then the sliding rods 13 are respectively moved to one ends of the vertical rods 11, the extrusion blocks 19 extrude the left and right sides of the upper end of the screw 3, so that the clamping blocks 17 are respectively clamped with the clamping grooves 14, the spring 18 stretches to push the clamping blocks 17 to be connected with, the thickness of the extrusion block 19 and the protection pad 20 is reduced through looking at the scale mark 21 on the surface of the slide rod 13 on one side of the upright rod 11, then the shifting block 16 is moved, the sliding sleeve 15 is made to drive the clamping block 17 to separate from the clamping groove 14, the slide rod 13 can be moved up and down, when the proper position is moved, the clamping block 17 is connected with the proper clamping groove 14 again, the diameter of the screw 3 at the upper end of the screw 3 is measured again, the diameter deviation condition of different positions of the thread position of the screw 3 can be obtained through comparing the measured value, the screw 3 is fixed through the stop block 7, the screw 3 is prevented from being moved to incline and incline, the clamping block 17 is connected with the clamping groove 14, the sliding sleeve 15 is conveniently fixed, the slide rod 13 is conveniently moved, and the value comparison is conveniently measured at different positions of the thread.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a high accuracy pretightning force screw detection device, includes workstation (1), its characterized in that: the novel screw driver is characterized in that the workbench (1) is provided with a through hole (2), a screw (3) is slidably mounted in the through hole (2), a through groove (6) is arranged on the left side of the workbench (1), a check block (7) is slidably connected in the through groove (6), a connecting rod (8) is fixedly connected on the left side of the lower end of the check block (7), a thread sleeve (9) is fixedly connected on the lower end of the left side of the workbench (1), the thread sleeve (9) is connected with a threaded rod (10) through threads, vertical rods (11) are respectively fixedly connected on the left side and the right side of the upper end of the workbench (1), a sliding groove (12) is arranged in the vertical rod (11), a sliding rod (13) is slidably connected in the sliding groove (12), a sliding sleeve (15) is slidably sleeved in the sliding rod (13), a spring (18) is slidably sleeved in the, one side fixedly connected with protection pad (20) of extrusion piece (19), the one end fixed connection of spring (18) is in the side surface of sliding sleeve (15), the upper end fixed surface of slide bar (13) is connected with scale mark (21).
2. The high-precision pretightening force screw detection device according to claim 1, wherein: the inner lower end of the through hole (2) is connected with a top plate (4) through threads, the lower end of the top plate (4) is fixedly connected with a rotating handle (5), and the upper end surface of the top plate (4) is in contact with the lower end surface of the screw (3).
3. The high-precision pretightening force screw detection device according to claim 1, wherein: the threaded rod (10) is connected with the lower end of the connecting rod (8) through threads, one side surface of the stop block (7) is tightly attached to one side surface of the lower end of the screw (3), and the upper end of the sliding sleeve (15) is fixedly connected with a shifting block (16).
4. The high-precision pretightening force screw detection device according to claim 1, wherein: clamping grooves (14) are uniformly formed in the front side and the rear side of the upright rod (11) respectively, clamping blocks (17) are fixedly connected to the front end and the rear end of one side of the sliding sleeve (15) respectively, and the clamping blocks (17) are connected with the clamping grooves (14) in a clamped mode.
5. The high-precision pretightening force screw detection device according to claim 1, wherein: the protection pad (20) is in surface contact with one side of the upper end of the screw (3), the other end of the spring (18) is fixedly connected to one side of the extrusion block (19), and one side of the sliding sleeve (15) is in surface contact with one side of the vertical rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920739492.4U CN209820356U (en) | 2019-05-18 | 2019-05-18 | High-precision pretightening force screw detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920739492.4U CN209820356U (en) | 2019-05-18 | 2019-05-18 | High-precision pretightening force screw detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209820356U true CN209820356U (en) | 2019-12-20 |
Family
ID=68883811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920739492.4U Expired - Fee Related CN209820356U (en) | 2019-05-18 | 2019-05-18 | High-precision pretightening force screw detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209820356U (en) |
-
2019
- 2019-05-18 CN CN201920739492.4U patent/CN209820356U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 Termination date: 20200518 |