CN211361433U - Positioning fixture for machining of numerical control machine tool suitable for workpieces of different specifications - Google Patents
Positioning fixture for machining of numerical control machine tool suitable for workpieces of different specifications Download PDFInfo
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- CN211361433U CN211361433U CN201922251304.6U CN201922251304U CN211361433U CN 211361433 U CN211361433 U CN 211361433U CN 201922251304 U CN201922251304 U CN 201922251304U CN 211361433 U CN211361433 U CN 211361433U
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- rotating shaft
- limiting plate
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- control machine
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Abstract
The utility model discloses a positioning fixture for digit control machine tool machining suitable for different specification work pieces, including installation base, locating piece, limiting plate and worm, the upper surface intermediate position of installation base is through bottom pivot and tooth piece interconnect, spacing spring is all installed to the both sides of locating piece, limiting plate swing joint is in the inside intermediate position of anchor clamps frame, the worm rotates the inside of connecting at the anchor clamps frame, the equal fixed mounting in inside of limiting plate and anchor clamps frame has the magnetic path, the front surface intermediate position of anchor clamps frame rotates and is connected with the front side pivot, inside the screw hole of having seted up of the lower surface of splint. This positioning fixture for digit control machine tool machining suitable for different specification work pieces adopts neotype structural design for this device is convenient for fix the work piece of different specifications inside the device, and application scope is wider, and the device can adjust the machined part to certain angle according to the processing condition of machined part, increases service function.
Description
Technical Field
The utility model relates to a digit control machine tool machining technical field specifically is a positioning fixture for digit control machine tool machining suitable for different specification work pieces.
Background
The machining of the numerical control machine tool is to cut, turn, polish and the like a machined part through a mechanical structure, the machined part is contacted with a machining structure of the mechanical structure in the machining process, for example, a machining cutter for turning and the like moves at a high speed, and in the machining process, in order to improve the position stability of the machined part in the machining process, the machining position of the machined part can be positioned by using a positioning clamp structure, so that the machining accuracy is improved.
With the continuous installation and use of the positioning clamp for the machining of the numerical control machine tool, the following problems are found in the use process:
1. some prior positioning fixtures for machining of numerical control machine tools are not convenient to adjust and fix according to the sizes of workpieces with different specifications, and the application range of the positioning fixtures is limited.
2. And some digit control machine tool positioning fixture for machining just have the function of fixed work piece now, and the angle of processing of machined part need be adjusted to partial machining's in-process, and the machined part is injectd in positioning fixture's inside, is not convenient for adjust its angle of processing.
Therefore, a positioning fixture for machining a numerical control machine tool, which is suitable for workpieces with different specifications, needs to be designed aiming at the problems.
Disclosure of Invention
An object of the utility model is to provide a positioning fixture is used in digit control machine tool machining suitable for different specification work pieces to it is not convenient for adjust the work piece of fixed different specifications to provide some current positioning fixture for digit control machine tool machining among the above-mentioned background art to solve, and is not convenient for adjust the problem of the processing angle of injecing the work piece.
In order to achieve the above object, the utility model provides a following technical scheme: a positioning fixture for machining of numerical control machine tools suitable for workpieces of different specifications comprises an installation base, a positioning block, a limiting plate and a worm, wherein the middle position of the upper surface of the installation base is connected with a tooth block through a bottom rotating shaft, the upper end of the installation base is connected with one end of a supporting rod through a lower rotating shaft, the other end of the supporting rod is connected with the positioning block through an upper rotating shaft, two sides of the positioning block are respectively provided with a limiting spring, the positioning block is connected with a round rod in a penetrating manner, the round rods are symmetrically welded on two sides of the inner part of the lower surface of a fixture frame, the limiting plate is movably connected to the middle position of the inner part of the fixture frame, the inner part of the limiting plate is connected with a gear through a middle rotating shaft, the worm is rotatably connected to the inner part of the fixture frame, the spout has been seted up to the upper surface bilateral symmetry of anchor clamps frame, and the inside equal swing joint in upper end both sides of anchor clamps frame has the push rod to the externally mounted of push rod has the side spring, and the outside welding of push rod has the side board simultaneously, the inside equal fixed mounting of limiting plate and anchor clamps frame has the magnetic path, and the inside reservation of front surface of limiting plate has middle screw hole to the inside swing joint of limiting plate has middle threaded rod, the front surface intermediate position of anchor clamps frame rotates and is connected with the front side pivot, and the inside swing joint of front side pivot has front side threaded rod, inside screw hole has been seted up to the lower surface of splint.
Preferably, one end of the supporting rod forms a rotating structure with the mounting base through a lower rotating shaft, and the other end of the supporting rod is rotatably connected with the positioning block through an upper rotating shaft.
Preferably, the positioning block is connected with the round rod in a sliding mode, and the positioning block and the clamp frame form an elastic structure through a limiting spring.
Preferably, the fixture frame forms a rotating structure with the installation base through a bottom rotating shaft, the bottom rotating shaft is fixedly connected with the tooth block, the tooth block is meshed with the gear, and the gear is meshed with the worm.
Preferably, the limiting plate and the clamp frame form a sliding structure, and the magnetism of the magnetic block arranged inside the limiting plate is opposite to that of the magnetic block arranged inside the clamp frame.
Preferably, splint pass through inside screw hole and lead screw threaded connection, and splint pass through the spout and constitute sliding construction with the anchor clamps frame to the lateral surface of splint contacts each other with the side of side board, and the side board passes through the side spring and constitutes elastic construction with the anchor clamps frame simultaneously.
Preferably, the middle threaded rod is in threaded connection with the limiting plate through a middle threaded hole, and the middle threaded rod is connected with the middle rotating shaft in an embedded mode.
Preferably, the front threaded rod and the limiting plate are of an integrated structure, and the front threaded rod is in threaded connection with the front rotating shaft.
Compared with the prior art, the beneficial effects of the utility model are that: this positioning fixture for digit control machine tool machining suitable for different specification work pieces adopts neotype structural design for this device can be convenient adjust according to the work piece size of different specifications and prescribe a limit, and the device is convenient for adjust the angle of processing of machined part:
1. the gear and the worm are arranged in the meshing structure, the clamping plate is arranged in the sliding structure, and the side plate is arranged in the elastic structure, the height position of the gear is adjusted according to the sizes of workpieces with different specifications, so that the gear and the worm are meshed and connected with each other, the middle rotating shaft is rotated to drive the gear to rotate, so that the worm and the screw rod are driven to rotate, the screw rod is in threaded connection with the clamping plate, and the clamping plate slides outside the screw rod, so that the processing positions of workpieces with different specifications can be conveniently fixed;
2. the gear and the tooth piece that engagement structure set up to and the bracing piece that rotating-structure set up, adjust the position of moving gear and make intermeshing between gear and the tooth piece, the pivot drives the gear rotation in the middle of rotating, adjusts the turned angle of anchor clamps frame through the tooth piece, thereby adjusts the processing angle position of the inside fixed machined part of anchor clamps frame, and the anchor clamps frame is at the pivoted in-process, and the both ends of bracing piece are along with rotating, consolidates the turned position of anchor clamps frame.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
fig. 2 is a schematic view of a top-down sectional structure of the limiting plate of the present invention;
FIG. 3 is a schematic side view of the mounting base of the present invention;
FIG. 4 is a front view of the clamp frame of the present invention, partially sectioned;
fig. 5 is a schematic view of the overlooking partial sectional structure of the limiting plate of the present invention;
fig. 6 is a front sectional view of the splint according to the present invention.
In the figure: 1. installing a base; 2. a bottom rotating shaft; 3. a tooth block; 4. a lower rotating shaft; 5. a support bar; 6. an upper rotating shaft; 7. positioning blocks; 8. a limiting spring; 9. a round bar; 10. a clamp frame; 11. a limiting plate; 12. an intermediate rotating shaft; 13. a gear; 14. a worm; 15. a screw rod; 16. a splint; 17. a chute; 18. a push rod; 19. a side spring; 20. a side plate; 21. a magnetic block; 22. a middle threaded hole; 23. a middle threaded rod; 24. a front side rotating shaft; 25. a front threaded rod; 26. an internal threaded bore.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a positioning fixture for machining of numerical control machine tools suitable for workpieces of different specifications comprises an installation base 1, a bottom rotating shaft 2, a tooth block 3, a lower rotating shaft 4, a supporting rod 5, an upper rotating shaft 6, a positioning block 7, a limiting spring 8, a round rod 9, a fixture frame 10, a limiting plate 11, a middle rotating shaft 12, a gear 13, a worm 14, a lead screw 15, a clamping plate 16, a sliding chute 17, a push rod 18, a side spring 19, a side plate 20, a magnetic block 21, a middle threaded hole 22, a middle threaded rod 23, a front rotating shaft 24, a front threaded rod 25 and an internal threaded hole 26, wherein the middle position of the upper surface of the installation base 1 is connected with the tooth block 3 through the bottom rotating shaft 2, the upper end of the installation base 1 is connected with one end of the supporting rod 5 through the lower rotating shaft 4, the other end of the supporting rod 5 is connected with the positioning block 7 through the upper rotating shaft 6, the positioning block 7 is connected with the round rod 9 in a penetrating way, the round rods 9 are symmetrically welded on two sides of the inner part of the lower surface of the clamp frame 10, the limiting plate 11 is movably connected at the middle position of the inner part of the clamp frame 10, the inner part of the limiting plate 11 is mutually connected with the gear 13 through the middle rotating shaft 12, the worm 14 is rotatably connected inside the clamp frame 10, the outer part of the worm 14 is symmetrically welded with the lead screw 15, the outer part of the lead screw 15 is movably connected with the clamping plate 16, the two sides of the upper surface of the clamp frame 10 are symmetrically provided with the sliding grooves 17, the inner parts of the two sides of the upper end of the clamp frame 10 are movably connected with the push rod 18, the outer part of the push rod 18 is provided with the side plate 19, the outer side plate 20 is welded on the outer side of the push rod 18, the inner parts of the limiting plate 11 and the clamp, a front rotating shaft 24 is rotatably connected to the middle position of the front surface of the clamp frame 10, a front threaded rod 25 is movably connected to the inside of the front rotating shaft 24, and an internal threaded hole 26 is formed in the lower surface of the clamping plate 16.
In this example, one end of the support rod 5 forms a rotating structure with the mounting base 1 through the lower rotating shaft 4, the other end of the support rod 5 is rotatably connected with the positioning block 7 through the upper rotating shaft 6, and in the rotating process of the clamp frame 10, the two ends of the support rod 5 respectively rotate through the upper rotating shaft 6 and the lower rotating shaft 4;
the positioning block 7 is connected with the round rod 9 in a sliding mode, the positioning block 7 and the clamp frame 10 form an elastic structure through the limiting spring 8, the positioning block 7 slides outside the round rod 9, the limiting spring 8 is compressed or stretched, and the rotation angle of the supporting rod 5 is limited;
the fixture frame 10 and the mounting base 1 form a rotating structure through the bottom rotating shaft 2, the bottom rotating shaft 2 is fixedly connected with the tooth block 3, the tooth block 3 is meshed with the gear 13, and the gear 13 is meshed with the worm 14 at the same time, and the rotating position of the fixture frame 10 can be conveniently adjusted through the structure, so that the machining angle position of a machined part can be adjusted;
the limiting plate 11 and the clamp frame 10 form a sliding structure, the magnetism of the magnetic block 21 arranged inside the limiting plate 11 is opposite to that of the magnetic block 21 arranged inside the clamp frame 10, and the position of the limiting plate 11 is adjusted to facilitate the installation and positioning of workpieces of different specifications inside the device;
the clamping plate 16 is in threaded connection with the screw rod 15 through an internal threaded hole 26, the clamping plate 16 forms a sliding structure with the clamp frame 10 through the sliding groove 17, the outer side face of the clamping plate 16 is in contact with the side face of the side plate 20, meanwhile, the side plate 20 forms an elastic structure with the clamp frame 10 through the side spring 19, the side plate 20 moves to the side face under the elastic action of the side spring 19 along with the movement of the clamping plate 16, and the moving position of the clamping plate 16 is reinforced;
the middle threaded rod 23 is in threaded connection with the limiting plate 11 through the middle threaded hole 22, the middle threaded rod 23 is connected with the middle rotating shaft 12 in an embedded mode, and the middle threaded rod 23 is arranged to limit the rotating position of the middle rotating shaft 12 conveniently;
the front threaded rod 25 and the limiting plate 11 are of an integrated structure, the front threaded rod 25 is in threaded connection with the front rotating shaft 24, and the front rotating shaft 24 is rotated to facilitate adjustment of the height position of the limiting plate 11.
The working principle is as follows: when the device is used, firstly, according to the structure shown in the figures 1, 2, 4, 5 and 6, the front side rotating shaft 24 is rotated, the front side rotating shaft 24 is in threaded connection with the front side threaded rod 25, the front side rotating shaft 24 rotates to drive the front side threaded rod 25 and the limit plate 11 to move upwards, the limit plate 11 is moved to the uppermost position, the magnetism of the magnetic block 21 arranged in the limit plate 11 is opposite to that of the magnetic block 21 arranged in the clamp frame 10, the opposite magnetic poles attract each other, therefore, when the limit plate 11 is moved to the uppermost position, the position is fixed under the influence of the magnetic attraction, at the moment, the gear 13 is meshed with the worm 14, the middle rotating shaft 12 is rotated, the middle rotating shaft 12 drives the gear 13 to rotate, the gear 13 drives the worm 14 and the screw rod 15 to rotate, the screw rod 15 is in threaded connection with the clamping plate 16 through the inner threaded hole 26, therefore, the clamping plate 16 is driven to move left and right when, the moving position of the movable clamp plate 16 is adjusted according to the sizes of workpieces with different specifications, so that the clamp plate 16 fixes the positions of two sides of the workpieces, the positions of the workpieces are limited in the clamp frame 10, when the position of the clamp plate 16 moves, the side plates 20 simultaneously move to the side under the elastic action of the side springs 19, the moving position of the clamp plate 16 can be reinforced by the arrangement of the side plates 20, after the installation position of the workpieces is limited, the middle rotating shaft 12 stops rotating, the middle rotating shaft 12 is connected with the middle threaded rod 23 in a embedding manner, the middle threaded rod 23 is driven to rotate in the limiting plate 11 through the middle threaded hole 22 when the middle rotating shaft 12 rotates, and after the middle rotating shaft 12 stops rotating, the rotating position of the middle rotating shaft 12 is limited by the middle threaded rod;
subsequently, according to the structure shown in fig. 1, 2, 3 and 4, after the machining position of the workpiece is determined, if the machining angle of the workpiece needs to be adjusted, at this time, the front rotating shaft 24 is rotated, the front rotating shaft 24 drives the limiting plate 11 to move downwards, so that the gear 13 is engaged with the toothed block 3, then, the middle rotating shaft 12 is rotated, the middle rotating shaft 12 drives the toothed block 3 to rotate, the toothed block 3 is fixedly connected with the bottom rotating shaft 2, at this time, the clamp frame 10 is rotated through the bottom rotating shaft 2, after the clamp frame 10 is rotated to an appropriate angle position, the clamp frame 10 is stopped from rotating, the fixing nut outside the bottom rotating shaft 2 is tightened for locking, during the rotation of the clamp frame 10, the two ends of the supporting rod 5 are respectively rotated through the upper rotating shaft 6 and the lower rotating shaft 4, the positioning block 7 slides outside the round rod 9, and the positioning block 7 stretches or compresses the limiting spring 8 towards two sides, the structure of the support rod 5 can support the rotating position of the reinforcing clamp frame 10, and the structural stability of the device is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a positioning fixture for digit control machine tool machining suitable for different specification work pieces, includes installation base (1), locating piece (7), limiting plate (11) and worm (14), its characterized in that: the upper surface intermediate position of installation base (1) is through bottom pivot (2) and tooth piece (3) interconnect, and the upper end of installation base (1) is through the one end interconnect of lower part pivot (4) and bracing piece (5), and the other end of bracing piece (5) is through upper portion pivot (6) and locating piece (7) interconnect, spacing spring (8) are all installed to the both sides of locating piece (7), and locating piece (7) and round bar (9) through connection, and round bar (9) symmetric welding is in the inside both sides of the lower surface of anchor clamps frame (10), limiting plate (11) swing joint is in the inside intermediate position of anchor clamps frame (10), and the inside of limiting plate (11) is through middle pivot (12) and gear (13) interconnect, worm (14) rotate to be connected in the inside of anchor clamps frame (10), and the outside bilateral symmetry welding of worm (14) has lead screw (15), and the outer part of the screw rod (15) is movably connected with a clamping plate (16), the two sides of the upper surface of the clamp frame (10) are symmetrically provided with sliding grooves (17), and push rods (18) are movably connected inside both sides of the upper end of the clamp frame (10), a side spring (19) is arranged outside the push rod (18), a side plate (20) is welded on the outer side of the push rod (18), the limiting plate (11) and the clamp frame (10) are both internally and fixedly provided with a magnet block (21), a middle threaded hole (22) is reserved in the front surface of the limiting plate (11), and the inner part of the limit plate (11) is movably connected with an intermediate threaded rod (23), the middle position of the front surface of the clamp frame (10) is rotationally connected with a front side rotating shaft (24), and the inner part of the front side rotating shaft (24) is movably connected with a front side threaded rod (25), an internal threaded hole (26) is formed in the lower surface of the clamping plate (16).
2. The positioning fixture for machining of the numerical control machine tool applicable to workpieces with different specifications as claimed in claim 1, wherein: one end of the supporting rod (5) forms a rotating structure with the mounting base (1) through the lower rotating shaft (4), and the other end of the supporting rod (5) is rotatably connected with the positioning block (7) through the upper rotating shaft (6).
3. The positioning fixture for machining of the numerical control machine tool applicable to workpieces with different specifications as claimed in claim 1, wherein: the positioning block (7) is connected with the round rod (9) in a sliding mode, and the positioning block (7) and the clamp frame (10) form an elastic structure through a limiting spring (8).
4. The positioning fixture for machining of the numerical control machine tool applicable to workpieces with different specifications as claimed in claim 1, wherein: the fixture frame (10) forms a rotating structure with the installation base (1) through the bottom rotating shaft (2), the bottom rotating shaft (2) is fixedly connected with the tooth block (3), the tooth block (3) is meshed with the gear (13), and the gear (13) is meshed with the worm (14) simultaneously.
5. The positioning fixture for machining of the numerical control machine tool applicable to workpieces with different specifications as claimed in claim 1, wherein: the limiting plate (11) and the clamp frame (10) form a sliding structure, and the magnetism of the magnetic block (21) arranged inside the limiting plate (11) is opposite to that of the magnetic block (21) arranged inside the clamp frame (10).
6. The positioning fixture for machining of the numerical control machine tool applicable to workpieces with different specifications as claimed in claim 1, wherein: splint (16) are through inside screw hole (26) and lead screw (15) threaded connection, and splint (16) constitute sliding construction through spout (17) and anchor clamps frame (10) to the lateral surface of splint (16) and the side of side board (20) contact each other, and side board (20) pass through side spring (19) simultaneously and constitute elastic construction with anchor clamps frame (10).
7. The positioning fixture for machining of the numerical control machine tool applicable to workpieces with different specifications as claimed in claim 1, wherein: the middle threaded rod (23) is in threaded connection with the limiting plate (11) through the middle threaded hole (22), and the middle threaded rod (23) is connected with the middle rotating shaft (12) in a chimeric mode.
8. The positioning fixture for machining of the numerical control machine tool applicable to workpieces with different specifications as claimed in claim 1, wherein: the front threaded rod (25) and the limiting plate (11) are of an integrated structure, and the front threaded rod (25) is in threaded connection with the front rotating shaft (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251304.6U CN211361433U (en) | 2019-12-16 | 2019-12-16 | Positioning fixture for machining of numerical control machine tool suitable for workpieces of different specifications |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251304.6U CN211361433U (en) | 2019-12-16 | 2019-12-16 | Positioning fixture for machining of numerical control machine tool suitable for workpieces of different specifications |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211361433U true CN211361433U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922251304.6U Expired - Fee Related CN211361433U (en) | 2019-12-16 | 2019-12-16 | Positioning fixture for machining of numerical control machine tool suitable for workpieces of different specifications |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211361433U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620023A (en) * | 2020-12-09 | 2021-04-09 | 郑克锋 | Oil immersion machine for manufacturing mechanical arm with uniform oil immersion |
-
2019
- 2019-12-16 CN CN201922251304.6U patent/CN211361433U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620023A (en) * | 2020-12-09 | 2021-04-09 | 郑克锋 | Oil immersion machine for manufacturing mechanical arm with uniform oil immersion |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20200828 Termination date: 20211216 |