CN215832691U - Ceramic core measuring clamp for contact type three-coordinate measuring machine - Google Patents
Ceramic core measuring clamp for contact type three-coordinate measuring machine Download PDFInfo
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- CN215832691U CN215832691U CN202121429020.2U CN202121429020U CN215832691U CN 215832691 U CN215832691 U CN 215832691U CN 202121429020 U CN202121429020 U CN 202121429020U CN 215832691 U CN215832691 U CN 215832691U
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- 239000000919 ceramic Substances 0.000 title claims abstract description 35
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 4
- 239000000523 sample Substances 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides a ceramic core measuring clamp for a contact type three-coordinate measuring machine, which comprises a clamp seat, wherein a sliding clamp block, a sliding screw rod and a handle are arranged on the clamp seat; the clamp seat and the sliding clamp block are respectively provided with a groove, the grooves are oppositely arranged, and movable block assemblies are arranged in the grooves. According to the ceramic core measuring clamp for the contact type three-coordinate measuring machine, the fixing block with the contact surface matched with the core clamping part is prefabricated, the clamp is in surface-to-surface contact with the core, core deviation caused by loose clamping when a probe is in contact is avoided, and the accuracy of a detection result is effectively guaranteed. The fixture is in indirect contact with the core through the flexible cushion layer, so that the ceramic core is prevented from being damaged due to overlarge clamping force of the fixture during clamping.
Description
Technical Field
The utility model belongs to the technical field of product measurement, and particularly relates to a ceramic core measuring clamp for a contact type three-coordinate measuring machine.
Background
When the contact type three-coordinate measuring machine is used for detecting the size of the ceramic core, the ceramic core needs to be stably fixed on the table top of the three-coordinate measuring machine, and each measuring point of the ceramic core is subjected to contact measurement through a probe of the measuring machine to obtain a detection result.
The ceramic core has a complex shape, and when the ceramic core is fixed by a clamp, because the clamping part of the core is always an arc surface, the surface of the core is mostly in point contact or line contact with the clamping plane, so that the ceramic core is difficult to be stably fixed. When the probe of the measuring machine touches, the core is touched to measure force, and the core shifts due to loose clamping, thereby affecting the measuring result. In addition, because of the brittleness of the ceramic material, when the ceramic core is fixed by the clamp, the situation of damage and scrapping caused by overlarge clamping force often occurs. Therefore, a measuring clamp is needed which can stably clamp the ceramic core and can effectively protect the clamping part from being damaged.
Disclosure of Invention
In view of the above, the present invention is directed to a ceramic core measuring fixture for a contact type coordinate measuring machine. The fixture is suitable for stably fixing the ceramic core with a complex shape at the clamping part before measurement, and prevents the core from being damaged due to overlarge clamping force.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
a ceramic core measuring clamp for a contact type three-coordinate measuring machine comprises a clamp seat, wherein a sliding clamp block, a sliding screw rod and a handle are arranged on the clamp seat, one end of the sliding screw rod is connected with the sliding clamp block, and the other end of the sliding screw rod penetrates through the clamp seat to be connected with the handle;
the clamp seat and the sliding clamp block are respectively provided with a groove, the grooves are oppositely arranged, and movable block assemblies are arranged in the grooves.
Furthermore, the bottom of the sliding clamp block is provided with a sliding block, and the clamp seat is provided with a sliding groove matched with the sliding block.
Furthermore, the loose piece assembly comprises a connecting piece, a first loose piece unit and a second loose piece unit, and the first loose piece unit and the second loose piece unit are connected through the connecting piece.
Furthermore, the first loose piece unit comprises a ball screw, an adjusting block, a fixed block and a knob, one end of the ball screw is connected with the connecting piece, the other end of the ball screw penetrates through the clamp seat or the sliding clamp block to be connected with the knob, an adjusting groove is formed in the adjusting block, the adjusting groove is fixedly connected with a nut of the ball screw, and the adjusting block is connected with the fixed block through a pin.
Furthermore, the second loose piece unit comprises a ball screw, an adjusting block and a fixed block, one end of the ball screw is connected with the connecting piece, the other end of the ball screw is rotationally connected with the caliper seat or the sliding caliper block, an adjusting groove is formed in the adjusting block, the adjusting groove is fixedly connected with a nut of the ball screw, and the adjusting block is connected with the fixed block through a pin.
Furthermore, the rotation directions of the ball screw of the first movable unit and the ball screw of the second movable unit are opposite; the fixed block of the first movable unit is opposite to the fixed block of the second movable unit.
Furthermore, the fixed block of the first movable unit and the fixed block of the second movable unit are both provided with a flexible cushion layer.
The fixed block of the first movable block unit and the fixed block of the second movable unit are both provided with cambered surfaces matched with the core clamping part.
Compared with the prior art, the utility model has the following advantages:
according to the ceramic core measuring clamp for the contact type three-coordinate measuring machine, the fixing block with the contact surface matched with the core clamping part is prefabricated, the clamp is in surface-to-surface contact with the core, core deviation caused by loose clamping when a probe is in contact is avoided, and the accuracy of a detection result is effectively guaranteed. The fixture is in indirect contact with the core through the flexible cushion layer, so that the ceramic core is prevented from being damaged due to overlarge clamping force of the fixture during clamping. The fixed block is for dismantling the loose piece, and the loose piece clamping face can be according to core centre gripping position shape customization, measures different types of cores and only needs to change the loose piece, makes anchor clamps have the commonality.
According to the ceramic core measuring clamp for the contact type three-coordinate measuring machine, preliminary position adjustment is carried out through the matching of the sliding clamp blocks and the clamp base, the handle is fixed after the rough position is determined, then the positions of the two adjusting blocks are adjusted through adjusting the ball screw, the fixing blocks are rotatably connected with the adjusting blocks, cores with different outer diameters can be matched and fastened, so that the cores are fixed, the cores are tightly fixed on the clamp base through the two adjusting processes, the ceramic core is stably clamped, and the clamping position can be effectively protected from being damaged.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a top view of a ceramic core measurement fixture for a contact coordinate measuring machine according to an embodiment of the present invention;
FIG. 2 is a schematic view of a caliper seat and a sliding caliper block according to an embodiment of the present invention;
FIG. 3 is a schematic view of a loose piece assembly according to an embodiment of the present invention.
Description of reference numerals:
1. a clamp base; 2. sliding the clamp block; 3. a loose piece assembly; 4. a sliding screw; 5. a handle; 6. a sliding groove; 7. a groove; 8. a ball screw; 9. an adjusting block; 10. a knob; 11. a fixed block; 12. a flexible cushion layer; 13. a pin; 14. an adjustment groove; 15. a connecting member.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1-3, a ceramic core measuring clamp for a contact type three-coordinate measuring machine comprises a clamp base 1, wherein a sliding clamp block 2, a sliding screw rod 4 and a handle 5 are arranged on the clamp base 1, one end of the sliding screw rod 4 is connected with the sliding clamp block 2, and the other end of the sliding screw rod passes through the clamp base 1 and is connected with the handle 5; the clamp seat 1 and the sliding clamp block 2 are respectively provided with a groove 7, the grooves 7 are oppositely arranged, and the grooves 7 are internally provided with movable block assemblies 3.
The bottom of the sliding clamp block 2 is provided with a sliding block, and the clamp seat 1 is provided with a sliding groove 6 matched with the sliding block. The loose piece assembly 3 comprises a connecting piece 15, a first loose piece unit and a second loose piece unit, wherein the first loose piece unit and the second loose piece unit are connected through the connecting piece 15. The first loose piece unit comprises a ball screw 8, an adjusting block 9, a fixed block 11 and a knob 10, one end of the ball screw 8 is connected with the connecting piece 15, the other end of the ball screw passes through the caliper seat 1 or the sliding caliper block 2 to be connected with the knob 10, an adjusting groove 14 is formed in the adjusting block 9, the adjusting groove 14 is fixedly connected with a nut of the ball screw 8, and the adjusting block 9 is connected with the fixed block 11 through a pin 13. The second loose piece unit comprises a ball screw 8, an adjusting block 9 and a fixed block 11, one end of the ball screw 8 is connected with the connecting piece 15, the other end of the ball screw is rotationally connected with the caliper seat 1 or the sliding caliper block 2, an adjusting groove 14 is formed in the adjusting block 9, the adjusting groove 14 is fixedly connected with a nut of the ball screw 8, and the adjusting block 9 is connected with the fixed block 11 through a pin 13.
The rotation directions of the ball screw 8 of the first movable unit and the ball screw 8 of the second movable unit are opposite; the fixed block 11 of the first movable unit is opposite to the fixed block 11 of the second movable unit. And the fixed block 11 of the first movable unit and the fixed block 11 of the second movable unit are both provided with a flexible cushion layer 12. And cambered surfaces matched with the core clamping part are arranged on the fixed block 11 of the first movable block unit and the fixed block 11 of the second movable unit.
The implementation process comprises the following steps:
1. confirming the specification of the measured ceramic core, and selecting a corresponding fixed block 11;
2. placing a detection clamp in a designated area of a three-coordinate measuring machine;
3. clamping a ceramic core: placing a ceramic core between a clamp seat 1 and a sliding clamp block 2, rotating a handle 5 to enable the sliding clamp block 2 to move to a position close to the core, rotating a knob 10, enabling 2 adjusting blocks 9 to move towards the center under the driving of a ball screw 8, enabling the fixing block 11 to be adjusted to a position suitable for the core through the rotary connection of the fixing block 11 and the adjusting blocks 9, fixing, and operating a measuring program after clamping is completed;
4. and after the measurement is finished, unloading the measured ceramic core, and continuing to measure the size of the next ceramic core.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a ceramic core measuring jig for contact three-coordinate measuring machine which characterized in that: the clamp comprises a clamp seat, wherein a sliding clamp block, a sliding screw rod and a handle are arranged on the clamp seat, one end of the sliding screw rod is connected with the sliding clamp block, and the other end of the sliding screw rod penetrates through the clamp seat to be connected with the handle;
the clamp seat and the sliding clamp block are respectively provided with a groove, the grooves are oppositely arranged, and movable block assemblies are arranged in the grooves.
2. The ceramic core measuring jig for a contact type coordinate measuring machine according to claim 1, wherein: the bottom of the sliding clamp block is provided with a sliding block, and the clamp seat is provided with a sliding groove matched with the sliding block.
3. The ceramic core measuring jig for a contact type coordinate measuring machine according to claim 1, wherein: the loose piece assembly comprises a connecting piece, a first loose piece unit and a second loose piece unit, wherein the first loose piece unit is connected with the second loose piece unit through the connecting piece.
4. The ceramic core measuring jig for a contact type coordinate measuring machine according to claim 3, wherein: the first loose piece unit comprises a ball screw, an adjusting block, a fixed block and a knob, one end of the ball screw is connected with the connecting piece, the other end of the ball screw penetrates through the clamp seat or the sliding clamp block to be connected with the knob, an adjusting groove is formed in the adjusting block and fixedly connected with a nut of the ball screw, and the adjusting block is connected with the fixed block through a pin.
5. The ceramic core measuring jig for a contact type coordinate measuring machine according to claim 4, wherein: the second loose piece unit comprises a ball screw, an adjusting block and a fixed block, one end of the ball screw is connected with the connecting piece, the other end of the ball screw is rotatably connected with the clamp seat or the sliding clamp block, an adjusting groove is formed in the adjusting block, the adjusting groove is fixedly connected with a nut of the ball screw, and the adjusting block is connected with the fixed block through a pin.
6. The ceramic core measuring jig for a contact type coordinate measuring machine according to claim 5, wherein: the ball screw of the first movable unit and the ball screw of the second movable unit rotate in opposite directions; the fixed block of the first movable unit is opposite to the fixed block of the second movable unit.
7. The ceramic core measuring jig for a contact type coordinate measuring machine according to claim 6, wherein: and the fixed block of the first movable block unit and the fixed block of the second movable unit are both provided with a flexible cushion layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121429020.2U CN215832691U (en) | 2021-06-25 | 2021-06-25 | Ceramic core measuring clamp for contact type three-coordinate measuring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121429020.2U CN215832691U (en) | 2021-06-25 | 2021-06-25 | Ceramic core measuring clamp for contact type three-coordinate measuring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215832691U true CN215832691U (en) | 2022-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121429020.2U Active CN215832691U (en) | 2021-06-25 | 2021-06-25 | Ceramic core measuring clamp for contact type three-coordinate measuring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215832691U (en) |
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2021
- 2021-06-25 CN CN202121429020.2U patent/CN215832691U/en active Active
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