CN220029942U - Clamp for measuring position and machining allowance of casting hole - Google Patents
Clamp for measuring position and machining allowance of casting hole Download PDFInfo
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- CN220029942U CN220029942U CN202321080765.1U CN202321080765U CN220029942U CN 220029942 U CN220029942 U CN 220029942U CN 202321080765 U CN202321080765 U CN 202321080765U CN 220029942 U CN220029942 U CN 220029942U
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- sliding block
- fixedly connected
- wall
- movable seat
- supporting table
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- 238000005266 casting Methods 0.000 title claims abstract description 35
- 238000003754 machining Methods 0.000 title claims abstract description 14
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011326 mechanical measurement Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to the technical field of clamps, in particular to a clamp for measuring the position degree and machining allowance of a casting hole, which comprises a supporting table and a positioning assembly, wherein the positioning assembly comprises a bidirectional screw rod, the bidirectional screw rod penetrates into the supporting table, a first nut pair is connected to the outside of the bidirectional screw rod, a first movable seat is fixedly connected to the outer wall of the first nut pair, a first sliding block is fixedly connected to the upper surface of the first movable seat through a positioning groove, a supporting frame is fixedly connected to the upper surface of the first sliding block, and a roller is rotatably connected to the inside of the supporting frame; the adjusting component is connected above the supporting table in a sliding mode. According to the utility model, through the arrangement of the roller-type clamping end, the rotation adjustment of the pipe fitting can be realized after the pipe fitting is clamped and positioned, so that the position adjustment of the pipe fitting is facilitated, the detection treatment of holes is facilitated, and the convenience of installation and detection is improved.
Description
Technical Field
The utility model relates to the technical field of clamps, in particular to a clamp for measuring the position degree and machining allowance of a casting hole.
Background
The fixture is a positioning tool for parts, wherein the outer wall of the tubular casting is required to be provided with a through hole during production, and the hole position of the tubular casting is required to be detected, so that the tubular casting is required to be limited by adopting an auxiliary fixture.
The utility model relates to the technical field of casting detection, in particular to a clamp for measuring the position degree of a casting hole and machining allowance, which aims at the problem that in the actual production process, a tool for detecting and judging the position degree of the casting hole of a precise tubular casting is lack, and is usually measured in a manual mode, and the efficiency is lower. The device is novel in structure, not only realizes mechanical measurement of the position of the casting hole of the tubular casting, improves the efficiency and accuracy of measurement, but also is applicable to castings with various specifications, improves the practicability and is suitable for popularization. But when it is used, because both sides clamping end adopts reference column and rubber pad to carry out assistance-localization real-time to the pipe fitting for it is when carrying out the hole site detection of foundry goods, can't rotate the regulation to the pipe fitting, can't be accurate when its pipe fitting centre gripping guarantees that hole and detection needle align each other, thereby reduces its convenience of using.
Disclosure of Invention
The utility model aims to provide a clamp for measuring the position degree and machining allowance of a casting hole, which solves the problems that the clamping ends at two sides adopt positioning columns and rubber pads to assist in positioning a pipe fitting, so that the pipe fitting cannot be rotationally regulated when the hole position of the casting is detected, and the hole cannot be aligned with a detection needle when the pipe fitting is clamped, so that the use convenience of the clamp is reduced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a fixture for measuring hole position and machining allowance of castings, comprising:
the positioning assembly comprises a bidirectional screw rod, the bidirectional screw rod penetrates through the supporting table, a first nut pair is connected to the outside of the bidirectional screw rod, a first movable seat is fixedly connected to the outer wall of the first nut pair, a first sliding block is fixedly connected to the upper surface of the first movable seat through a positioning groove, a supporting frame is fixedly connected to the upper surface of the first sliding block, and a roller is connected to the inside of the supporting frame in a rotating mode;
the adjusting component is connected above the supporting table in a sliding mode.
Preferably, the adjusting component comprises a second sliding block, the second sliding block is in sliding connection with the top of supporting bench, the upper surface fixedly connected with casing of second sliding block, the inside of casing runs through there is one-way lead screw, the outer wall connection of one-way lead screw has the second nut to be vice, the outer wall fixedly connected with second movable seat of second nut is vice, the outer wall fixedly connected with third sliding block of second movable seat, the center threaded connection of third sliding block has the detection needle.
Preferably, the outer wall of the bidirectional screw is in rotary connection with the supporting table through a ball bearing, and rotary handles are arranged at two ends of the bidirectional screw.
Preferably, two first nut pairs are arranged in total, the two first nut pairs are symmetrically distributed at two ends of the bidirectional screw rod, the external structures of the two first nut pairs are identical, two ends of the first movable seat are slidably penetrated with first guide shafts, and the first guide shafts are fixedly connected to the inner wall of the supporting table.
Preferably, the adjusting component is provided with two groups altogether, and two groups of adjusting component symmetric distribution are in the top of brace table, the outer wall of one-way lead screw is the rotation through ball bearing and is connected with the casing, the both ends slip of second movable seat is run through there is the second guiding axle, and second guiding axle fixed connection is at the inner wall of casing.
Preferably, the second slider is I-shaped structure, first slider upper half is I-shaped structure, and first slider lower half is the inside of step form grafting constant head tank, and constant head tank fixed connection is at the outer wall of first movable seat, the supporting bench corresponds first slider and second slider department and all has seted up the guide way.
Compared with the prior art, the utility model has the beneficial effects that: this measure foundry goods hole position degree and processing allowance's anchor clamps pass through the setting of drum-type clamping end, can realize the rotation regulation of pipe fitting after the pipe fitting centre gripping location, and then make things convenient for the position control of pipe fitting to the convenience that improves its installation and detection is handled to its detection that carries out the hole.
(1) According to the utility model, the roller is driven to displace in a bidirectional screw transmission mode through the arrangement of the positioning assembly, so that the auxiliary positioning of the casting is realized through the contact extrusion of the roller and the inner wall of the casting, the fixed clamping and positioning of the axle center of the casting can be ensured, and meanwhile, the rotatability of the roller is matched, so that the positioned casting can be rotationally adjusted, the detection treatment of holes is conveniently carried out, and the mismatch between the positions of the holes and the positions of the detection needles during the positioning of the casting is avoided.
(2) According to the fixture, the upper position and the lower position of the detection needle can be adjusted through the arrangement of the adjusting component, so that the use efficiency and the suitability of the fixture can be further improved, detection processing of holes with different heights can be matched, meanwhile, the threaded detachable structure of the detection needle is convenient for replacement of the detection needle with different specifications, and the suitability of the fixture is further improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a positioning assembly according to the present utility model;
FIG. 3 is a schematic view of a part of the structure of the adjusting assembly of the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.
In the figure: 1. a support table; 2. a positioning assembly; 21. a bidirectional screw rod; 22. a first nut pair; 23. a first movable seat; 24. a first slider; 25. a support frame; 26. a roller; 3. an adjustment assembly; 31. a second slider; 32. a housing; 33. a one-way screw; 34. a second nut pair; 35. a second movable seat; 36. a third slider; 37. and (3) detecting the needle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an embodiment of the present utility model is provided: a fixture for measuring hole position and machining allowance of castings, comprising: the materials of the parts used in the utility model are all products which can be directly purchased in the market, the principle and the connection mode are all the prior art which are well known to the person skilled in the art, so the details are not repeated here,
the supporting table 1 and the positioning assembly 2, the positioning assembly 2 comprises a bidirectional screw rod 21, the bidirectional screw rod 21 penetrates through the supporting table 1, a first nut pair 22 is connected to the outside of the bidirectional screw rod 21, a first movable seat 23 is fixedly connected to the outer wall of the first nut pair 22, a first sliding block 24 is fixedly connected to the upper surface of the first movable seat 23 through a positioning groove, a supporting frame 25 is fixedly connected to the upper surface of the first sliding block 24, a roller 26 is rotatably connected to the inside of the supporting frame 25, the first nut pair 22 and the first movable seat 23 can be driven to displace through the rotation of the bidirectional screw rod 21 through the arrangement of the structure, and then the supporting frame 25 is driven to displace through the first sliding block 24, so that the clamping and positioning of castings are realized through the roller 26, and the position adjustment of the castings can be realized through the rotatability of the roller 26;
the adjusting component 3, adjusting component 3 sliding connection is in the top of supporting bench 1.
Further, the adjusting component 3 includes second slider 31, second slider 31 sliding connection is in the top of supporting bench 1, the upper surface fixedly connected with casing 32 of second slider 31, the inside of casing 32 runs through has unidirectional screw 33, unidirectional screw 33's outer wall connection has second nut pair 34, the outer wall fixedly connected with second movable seat 35 of second nut pair 34, the outer wall fixedly connected with third slider 36 of second movable seat 35, the central threaded connection of third slider 36 has detection needle 37, through the setting of detection needle 37, can detect foundry goods surface trompil, and through the transmission of lead screw structure, be convenient for highly adjusting, improve the suitability that its detected.
Further, the outer wall of the bidirectional screw rod 21 is in rotary connection with the supporting table 1 through a ball bearing, and rotary handles are arranged at two ends of the bidirectional screw rod 21, so that the bidirectional screw rod 21 can be conveniently driven in rotation.
Further, two first nut pairs 22 are arranged in total, the two first nut pairs 22 are symmetrically distributed at two ends of the bidirectional screw rod 21, the outer structures of the two first nut pairs 22 are identical, two ends of the first movable seat 23 are slidably penetrated with first guide shafts, the first guide shafts are fixedly connected to the inner wall of the supporting table 1, and the first movable seat 23 is slidably connected to play a good role in guiding and limiting.
Further, the adjusting component 3 is provided with two groups altogether, and two groups of adjusting components 3 symmetric distribution are in the top of brace table 1, and the outer wall of one-way lead screw 33 is the rotation through ball bearing and casing 32 and is connected, and the both ends slip of second movable seat 35 is run through there is the second guiding axle, and second guiding axle fixed connection is at the inner wall of casing 32, and the slip setting of second movable seat 35 plays certain direction and spacing effect, guarantees the stability that its removed.
Further, the second slider 31 is of an i-shaped structure, the upper half of the first slider 24 is of an i-shaped structure, the lower half of the first slider 24 is of a step-shaped inserting positioning groove, the positioning groove is fixedly connected to the outer wall of the first movable seat 23, guide grooves are formed in the positions, corresponding to the first slider 24 and the second slider 31, of the supporting table 1, and good limiting function is achieved through the sliding connection of the guide grooves.
Working principle: when the utility model is used, the position of the adjusting component 3 is firstly adjusted to be at the maximum diameter, the casting is further placed outside the roller 26, the first nut pair 22 and the first movable seat 23 are driven to displace through the rotation of the bidirectional screw rod 21, the roller 26 is driven to move through the displacement of the first sliding block 24 and the supporting frame 25, the clamping and positioning of the casting are realized through the roller 26, and the casting open hole is matched with the detecting needle 37 through the rotation of the casting, so that the insertion detection of the open hole is realized through the detecting needle 37.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 (6)
1. A fixture for measuring the position and machining allowance of a casting hole, comprising:
the supporting table comprises a supporting table (1) and a positioning assembly (2), wherein the positioning assembly (2) comprises a bidirectional screw rod (21), the bidirectional screw rod (21) penetrates into the supporting table (1), a first nut pair (22) is connected to the outside of the bidirectional screw rod (21), a first movable seat (23) is fixedly connected to the outer wall of the first nut pair (22), a first sliding block (24) is fixedly connected to the upper surface of the first movable seat (23) through a positioning groove, a supporting frame (25) is fixedly connected to the upper surface of the first sliding block (24), and a roller (26) is rotatably connected to the inside of the supporting frame (25);
the adjusting assembly (3), adjusting assembly (3) sliding connection is in the top of brace table (1).
2. The fixture for measuring the position and machining allowance of a casting hole according to claim 1, wherein: the adjusting component (3) comprises a second sliding block (31), the second sliding block (31) is slidably connected to the upper portion of the supporting table (1), a shell (32) is fixedly connected to the upper surface of the second sliding block (31), a one-way screw (33) penetrates through the shell (32), a second nut pair (34) is connected to the outer wall of the one-way screw (33), a second movable seat (35) is fixedly connected to the outer wall of the second nut pair (34), a third sliding block (36) is fixedly connected to the outer wall of the second movable seat (35), and a detection needle (37) is connected to the center thread of the third sliding block (36).
3. The fixture for measuring the position and machining allowance of a casting hole according to claim 2, wherein: the outer wall of the bidirectional screw (21) is in rotary connection with the supporting table (1) through a ball bearing, and rotary handles are arranged at two ends of the bidirectional screw (21).
4. The fixture for measuring the position and machining allowance of a casting hole according to claim 2, wherein: the two first nut pairs (22) are arranged in total, the two first nut pairs (22) are symmetrically distributed at two ends of the bidirectional screw rod (21), the external structures of the two first nut pairs (22) are identical, two ends of the first movable seat (23) are slidably penetrated with first guide shafts, and the first guide shafts are fixedly connected to the inner wall of the supporting table (1).
5. The fixture for measuring the position and machining allowance of a casting hole according to claim 2, wherein: the adjusting components (3) are arranged in two groups, the two groups of adjusting components (3) are symmetrically distributed above the supporting table (1), the outer wall of the one-way screw (33) is rotationally connected with the shell (32) through a ball bearing, the two ends of the second movable seat (35) penetrate through the second guide shafts in a sliding mode, and the second guide shafts are fixedly connected with the inner wall of the shell (32).
6. The fixture for measuring the position and machining allowance of a casting hole according to claim 5, wherein: the second sliding block (31) is of an I-shaped structure, the upper half part of the first sliding block (24) is of an I-shaped structure, the lower half part of the first sliding block (24) is of a step-shaped inserting positioning groove, the positioning groove is fixedly connected to the outer wall of the first movable seat (23), and guide grooves are formed in the positions, corresponding to the first sliding block (24) and the second sliding block (31), of the supporting table (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321080765.1U CN220029942U (en) | 2023-05-08 | 2023-05-08 | Clamp for measuring position and machining allowance of casting hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321080765.1U CN220029942U (en) | 2023-05-08 | 2023-05-08 | Clamp for measuring position and machining allowance of casting hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220029942U true CN220029942U (en) | 2023-11-17 |
Family
ID=88739771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321080765.1U Active CN220029942U (en) | 2023-05-08 | 2023-05-08 | Clamp for measuring position and machining allowance of casting hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220029942U (en) |
-
2023
- 2023-05-08 CN CN202321080765.1U patent/CN220029942U/en active Active
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| GR01 | Patent grant |