CN215510680U - Mechanical parts location centre gripping frock - Google Patents
Mechanical parts location centre gripping frock Download PDFInfo
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- CN215510680U CN215510680U CN202121211673.3U CN202121211673U CN215510680U CN 215510680 U CN215510680 U CN 215510680U CN 202121211673 U CN202121211673 U CN 202121211673U CN 215510680 U CN215510680 U CN 215510680U
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- clamping
- taper
- sleeve
- contraction
- taper sleeve
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model discloses a mechanical part positioning and clamping tool which comprises a base, wherein two sides of the upper end of the base are respectively provided with a movable vertical rod, and a fixed clamping device is arranged on each vertical rod; the fixed clamping device comprises a clamping sleeve, a contraction taper sleeve and a clamping nut, wherein the contraction taper sleeve is provided with an upper taper part and a lower taper part, the length of the lower taper part is longer than that of the upper taper part, the middle part of the contraction taper sleeve is provided with a central shaft hole, the outer wall of the contraction taper sleeve is provided with strip-shaped grooves at equal intervals, the clamping sleeve is in a stepped cylinder shape, a central inner hole is inwards formed along the end of the small-radius cylinder, the central inner hole is a taper hole which is reduced from outside to inside and is matched with the lower taper part of the contraction taper sleeve, and the outer side of the small-radius cylinder is provided with a thread matched with the clamping nut; the top of the inner hole of the clamping nut is matched with the upper conical part of the contraction taper sleeve. The utility model can clamp and fix mechanical parts conveniently, effectively and simply and accurately in the positioning and adjusting process, thereby improving the clamping efficiency and the clamping mode, and further improving the processing precision.
Description
Technical Field
The utility model relates to the technical field of mechanical part machining equipment, in particular to a mechanical part positioning and clamping tool.
Background
Mechanical parts are used as the basis of the mechanical industry and are necessary factors for supporting continuous and healthy development of the mechanical industry, particularly, the current mechanical industry is vigorously and actively developed to carry out autonomous development and innovation, a strong part system is needed to support the mechanical industry, large-scale machine tools and technical innovation need parts as the basis, the autonomous innovation of the parts generates strong driving force for development of the mechanical industry, the parts are mutually influenced and interacted, the quality of mechanical equipment depends on whether the parts are processed perfectly and accurately, and a clamping and positioning device is often needed to carry out stable and accurate processing in the processing of mechanical parts. In the existing market, the tool for fixing and clamping mechanical parts is complex in operation and adjustment process, long in adjustment time, long in positioning and correcting time, incapable of guaranteeing the machining precision and inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the defects in the prior art are overcome, and a mechanical part positioning and clamping tool is provided.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a mechanical part positioning and clamping tool comprises a base, wherein two sides of the upper end of the base are respectively provided with a movable vertical rod, and a fixed clamping device is arranged on each vertical rod;
the fixed clamping device comprises a clamping sleeve, a contraction taper sleeve and a clamping nut, the contraction taper sleeve is provided with an upper taper part and a lower taper part, the upper taper part and the lower taper part are tapers gradually reduced towards the outer end parts of the upper taper part and the lower taper part, the length of the lower taper part is longer than that of the upper taper part, a central shaft hole is formed in the middle of the contraction taper sleeve, strip-shaped grooves are formed in the outer wall of the contraction taper sleeve at equal intervals, the strip-shaped grooves radially penetrate through the outer wall of the contraction taper sleeve, an opening at one end of each strip-shaped groove is formed in one end part of the contraction taper sleeve, the other end of each strip-shaped groove is arranged in a closed mode, and the adjacent strip-shaped grooves are arranged in the opposite direction;
the clamping sleeve is in a stepped cylindrical shape, a central inner hole is formed in the top end of a small-radius cylinder of the clamping sleeve inwards, the central inner hole is a taper hole which is reduced from outside to inside and matched with the lower cone part of the shrinkage taper sleeve, and threads matched with the clamping nut are arranged on the outer side of the small-radius cylinder;
the top of the inner hole of the clamping nut is matched with the upper conical part of the contraction taper sleeve.
Further, the montant lower extreme is provided with horizontal rack in base inside, the positive both sides of base all are provided with first rotatory handle, first rotatory handle one end is provided with the gear with horizontal rack toothing, thereby through adjusting first rotatory handle, can make the montant remove about thereby adjust the distance between the two montants.
Further, the one end of fixed clamping device is connected with vertical rack, vertical rack sets up in the montant, the montant openly is provided with the rotatory handle of second, the one end of the rotatory handle of second is provided with the gear and with vertical rack toothing, through adjusting the rotatory handle of second, can make the fixed clamping device who sets up on the montant reciprocate, adjusts its height.
Furthermore, first grooves are formed in two sides of the upper surface of the base and are used for the vertical rod to move left and right.
Furthermore, a second groove is formed in the opposite surface of the vertical rod, and is used for fixing the clamping device to move up and down.
Furthermore, the front side surface and the rear side surface of the vertical rack are provided with scales, so that the left and the right fixed clamping devices can be adjusted to the same height.
The utility model has the beneficial effects that: the utility model is provided with the fixed clamping device, so that mechanical parts can be clamped and fixed conveniently, effectively and reliably; the distance between the two fixed clamping devices and the heights of the two fixed clamping devices are adjusted by adjusting the first rotating handle and the second rotating handle so as to adapt to mechanical parts with different sizes and different processing processes;
the utility model has simple structure, reasonable design, simple and convenient operation, simple and accurate positioning and adjusting process and reduced adjusting time, thereby improving the clamping efficiency and the clamping mode, and further improving the processing precision.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an exploded view of the holding fixture of the present invention.
In the figure: 1. the clamping device comprises a base, 2 vertical rods, 3 clamping sleeves, 4 shrinking taper sleeves, 5 clamping nuts, 6 strip-shaped grooves, 7 first rotating handles, 8 vertical racks, 9 second rotating handles, 10 first grooves and 11 second grooves.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and preferred embodiments. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1 and 2, the mechanical part positioning and clamping tool comprises a base 1, wherein two sides of the upper end of the base 1 are respectively provided with a movable vertical rod 2, and a fixed clamping device is arranged on each vertical rod 2;
the fixed clamping device comprises a clamping sleeve 3, a contraction taper sleeve 4 and a clamping nut 5, wherein the contraction taper sleeve 4 is provided with an upper taper part and a lower taper part, the upper taper part and the lower taper part are tapers gradually reduced towards the outer end parts of the upper taper part and the lower taper part, the length of the lower taper part is longer than that of the upper taper part, a central shaft hole is formed in the middle of the contraction taper sleeve 4, strip-shaped grooves 6 are equidistantly formed in the outer wall of the contraction taper sleeve 4, the strip-shaped grooves 6 radially penetrate through the outer wall of the contraction taper sleeve 4, one end of each strip-shaped groove 6 is opened and arranged at one end part of the contraction taper sleeve 4, the other end of each strip-shaped groove 6 is closed, and the adjacent strip-shaped grooves 6 are reversely arranged;
the clamping sleeve 3 is in a stepped cylindrical shape, a central inner hole is formed in the top end of a small-radius cylinder of the clamping sleeve 3 inwards, the central inner hole is a taper hole which is reduced from outside to inside and matched with the lower taper part of the contraction taper sleeve 4, and threads matched with the clamping nut 5 are arranged on the outer side of the small-radius cylinder;
the top of the inner hole of the clamping nut 5 is matched with the upper conical part of the contraction taper sleeve 4.
The lower end of the vertical rod 2 is provided with a transverse rack inside the base 1, the middle parts of two sides of the upper surface of the base 1 are provided with first grooves 10, two sides of the front surface of the base 1 are provided with first rotating handles 7, one end of each first rotating handle 7 is provided with a gear meshed with the transverse rack, and the vertical rod 2 can be adjusted to be left and right along the first grooves 10 by adjusting the first rotating handles 7, so that the distance between the two vertical rods 2 is adjusted.
One end of the fixing and clamping device is connected with a vertical rack 8, the vertical rack 8 is arranged in the vertical rod 2, the second groove 11 is formed in the opposite surface of the vertical rod 2, the second rotating handle 9 is arranged on the front surface of the vertical rod 2, one end of the second rotating handle 9 is provided with a gear and is meshed with the vertical rack 8, and the fixing and clamping device arranged on the vertical rod 2 can move up and down along the second groove 11 and can be adjusted in height by adjusting the second rotating handle 9.
The front side surface and the rear side surface of the vertical rack 8 are provided with scales, so that the left and the right fixed clamping devices can be adjusted to the same height.
The working principle is as follows: firstly, the first rotating handle 7 is rotated to adjust the distance between the left and right fixed clamping devices to adapt to mechanical parts, the lower cone part of the contraction taper sleeve 4 is inserted into the clamping sleeve 3, then the mechanical parts penetrate through the clamping nut 5 and are inserted into the contraction taper sleeve 4, then the clamping nut 5 is sleeved on the upper cone part of the contraction taper sleeve 4 and screwed on the small-radius cylinder of the clamping sleeve 3, and the clamping nut 5 is screwed to enable the contraction taper sleeve 4 to contract, so that the mechanical parts are locked. And then the mechanical parts are adjusted to the required height by rotating the second rotating handle 9 for subsequent processing.
While particular embodiments of the present invention have been described in the foregoing specification, the present invention is not limited to the specific embodiments, and modifications and variations of the foregoing detailed description can be made by those skilled in the art without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a machine parts location centre gripping frock, includes base (1), its characterized in that: both sides of the upper end of the base (1) are provided with movable vertical rods (2), and the vertical rods (2) are provided with fixed clamping devices;
the fixed clamping device comprises a clamping sleeve (3), a contraction taper sleeve (4) and a clamping nut (5), wherein the contraction taper sleeve (4) is provided with an upper taper part and a lower taper part, the upper taper part and the lower taper part of the contraction taper sleeve (4) are tapers gradually reduced towards the outer end parts of the contraction taper sleeve and the lower taper part, the length of the lower taper part is longer than that of the upper taper part, the middle part of the contraction taper sleeve (4) is provided with a central shaft hole, the outer wall of the contraction taper sleeve (4) is provided with strip-shaped grooves (6) at equal intervals, the strip-shaped grooves (6) radially penetrate through the outer wall of the contraction taper sleeve (4), one end of each strip-shaped groove (6) is opened at one end part of the contraction taper sleeve (4), the other end of each strip-shaped groove (6) is closed, and the adjacent strip-shaped grooves (6) are reversely arranged;
the clamping sleeve (3) is in a stepped cylindrical shape, a central inner hole is formed in the top end of a small-radius cylinder of the clamping sleeve (3) inwards, the central inner hole is a taper hole which is reduced from outside to inside and matched with the lower taper part of the contraction taper sleeve (4), and threads matched with the clamping nut (5) are arranged on the outer side of the small-radius cylinder;
the top of the inner hole of the clamping nut (5) is matched with the upper conical part of the contraction taper sleeve (4).
2. The mechanical part positioning and clamping tool according to claim 1, characterized in that: the lower end of the vertical rod (2) is provided with a transverse rack inside the base (1), the two sides of the front surface of the base (1) are provided with first rotating handles (7), and one end of each first rotating handle (7) is provided with a gear meshed with the transverse rack.
3. The mechanical part positioning and clamping tool according to claim 1, characterized in that: the one end of fixed clamping device is connected with vertical rack (8), vertical rack (8) set up in montant (2), montant (2) openly are provided with the rotatory handle of second (9), the one end of the rotatory handle of second (9) is provided with the gear and meshes with vertical rack (8).
4. The mechanical part positioning and clamping tool according to claim 1, characterized in that: first grooves (10) are formed in two sides of the upper surface of the base (1).
5. The mechanical part positioning and clamping tool according to claim 1, characterized in that: the opposite surfaces of the vertical rods (2) are provided with second grooves (11).
6. The mechanical part positioning and clamping tool according to claim 3, characterized in that: the front side surface and the rear side surface of the vertical rack (8) are provided with scales.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121211673.3U CN215510680U (en) | 2021-06-01 | 2021-06-01 | Mechanical parts location centre gripping frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121211673.3U CN215510680U (en) | 2021-06-01 | 2021-06-01 | Mechanical parts location centre gripping frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215510680U true CN215510680U (en) | 2022-01-14 |
Family
ID=79806193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121211673.3U Active CN215510680U (en) | 2021-06-01 | 2021-06-01 | Mechanical parts location centre gripping frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215510680U (en) |
-
2021
- 2021-06-01 CN CN202121211673.3U patent/CN215510680U/en active Active
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