CN213591973U - Lead screw external thread machining center bracket - Google Patents
Lead screw external thread machining center bracket Download PDFInfo
- Publication number
- CN213591973U CN213591973U CN202020431556.7U CN202020431556U CN213591973U CN 213591973 U CN213591973 U CN 213591973U CN 202020431556 U CN202020431556 U CN 202020431556U CN 213591973 U CN213591973 U CN 213591973U
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- base
- clamping jaw
- adjusting rod
- sliding
- rod
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- Expired - Fee Related
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Abstract
The utility model relates to a lead screw external screw thread machining center bracket, which comprises a base, the supporting component includes lower regulating rod, middle regulation pole and upper regulation pole, lower regulating rod and upper regulation pole all with base threaded connection, base front side bottom rotates and is connected with lower gripper jaw, base front side top rotates and is connected with the gripper jaw, it all is located the corner with lower gripper jaw to go up gripper jaw and shape and turning point down, it supports the limit rear side that upwards extends to end the gripper jaw to go up the regulation pole front end, middle regulation pole includes adjusting screw, the sliding sleeve, the top is located down between gripper jaw and the last gripper jaw, sliding sleeve and base sliding connection, the base bottom be equipped with slide rail complex spout. The lower adjusting rod, the middle adjusting rod and the upper adjusting rod are respectively adjusted to adjust the clamping force and the clamping diameter of the valve, so that the lead screw is balanced in stress, defective products are avoided, the applicability is wide, the production efficiency is improved, the quality of the lead screw is also improved, the rejection rate is reduced, and the adjustment is convenient.
Description
Technical Field
The utility model relates to a lead screw processing equipment, in particular to lead screw external screw thread machining center bracket.
Background
When the external thread grinding machine is used for processing, the component is easy to deviate in the stress direction when receiving grinding acting force, so that the processed component generates drum-shaped bus straightness and cutter back-off and system vibration phenomena under the action of radial cutting force, the problem of large processing error of the component is caused, and even waste products are generated due to over-tolerance. Therefore, the rigidity of the shaft of the screw rod is increased by clamping the required screw rod through the center frame, and the vibration phenomenon of the system is avoided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a lead screw external screw thread machining center bracket.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a lead screw external screw thread machining center bracket, includes the base, set up in supporting component on the base, supporting component runs through around including the lower regulating stem, middle regulation pole and the last regulation pole of base, lower regulating stem and last regulation pole all with base threaded connection, base front side bottom rotates and is connected with lower gripper jaw, base front side top rotates and is connected with the gripper jaw, go up the gripper jaw with lower gripper jaw is L shape and rotation point all is located the corner, it is relative on one side with lower gripper jaw, it upwards extends to go up the gripper jaw another side, lower gripper jaw another side downwardly extending, lower regulating stem front end supports end down gripper jaw downwardly extending limit rear side, it supports to go up the regulating stem front end and ends last gripper jaw upwardly extending limit rear side, middle regulation pole include with the base rotates the adjusting screw rod of being connected, the centre gripping is moved, The clamping device comprises a sliding sleeve in threaded connection with the adjusting screw rod and a top arranged at the front end of the sliding sleeve, wherein the top is positioned between the lower clamping jaw and the upper clamping jaw, the sliding sleeve is in sliding connection with the base, and a sliding groove matched with the sliding rail is formed in the bottom of the base. The lower adjusting rod, the middle adjusting rod and the upper adjusting rod are respectively adjusted to adjust the clamping force and the clamping diameter of the valve, so that the lead screw is balanced in stress, defective products are avoided, the applicability is wide, the production efficiency is improved, the quality of the lead screw is also improved, the rejection rate is reduced, and the adjustment is convenient.
As a further improvement of the design, the sliding groove is a dovetail groove, so that the center bracket can be conveniently guided.
As a further improvement of the design, the sliding groove is formed by a fixed claw arranged on the rear side of the bottom of the base, a movable claw arranged on the front side of the top of the base and the bottom of the base, a pull rod extending front and back is arranged on the base, one end of the pull rod is connected with the movable claw, and the other end of the pull rod extends out of the base and is connected with an adjusting nut with the head. The pull rod and the movable claw are convenient for dismounting the central bracket.
As a further improvement of the design, the base comprises a lower seat and an upper seat arranged at the top of the lower seat, the middle adjusting rod is arranged at the top of the lower seat, a groove with a forward opening is formed in the front side of the top of the lower seat, a hook claw matched with the groove is arranged on the front side of the bottom of the upper seat, a V-shaped groove with a backward opening is formed in the rear side of the top of the lower seat, a U-shaped groove with a backward opening is formed in the rear side of the upper seat, a limiting piece is connected to the rear side of the upper seat through a dismounting bolt, and a limiting claw inserted into the U-shaped groove and the V-shaped groove is arranged on the front side of. Above-mentioned design is at the dismouting of the base of being convenient for, the processing and the assembly of the base of being convenient for, and the base wholeness after the assembly is strong, and the assembly is simple.
As a further improvement of the design, in the clamping state, the opposite sides of the upper clamping claw and the lower clamping claw extend obliquely forwards and upwards, and the head part of the middle adjusting rod extends forwards and upwards. The periphery of the screw rod is attached to the ejection head, the upper clamping jaw and the lower clamping jaw conveniently, and clamping is accurate.
As a further improvement of the design, the upper clamping claw extends upwards, extends backwards and upwards, the upper clamping claw extends upwards, the gravity of the upper clamping claw is larger than that of the other clamping claw, the lower clamping claw extends downwards, extends forwards and downwards, the gravity of the lower clamping claw extends downwards, the gravity of the lower clamping claw is larger than that of the other clamping claw, when the lead screw is convenient to disassemble, the upper clamping claw and the lower clamping claw automatically open, and the lead screw is convenient to disassemble from the central bracket.
As a further improvement of the design, the lower seat is provided with a sliding pin, and the sliding sleeve is provided with a sliding hole matched with the sliding pin, so that the structure is simple, and the sliding sleeve can be conveniently guided.
The utility model has the advantages that: the utility model discloses adjust down regulating stem, middle regulation pole and go up the regulation pole respectively and come regulating valve clamping force degree and centre gripping diameter, make lead screw atress balanced to avoid the defective products to produce, extensive applicability has improved production efficiency, and also improved its quality, reduced the disability rate, the adjustment is convenient.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic view of the overall three-dimensional structure of the present invention.
Fig. 2 is an overall sectional view of the present invention.
Fig. 3 is a schematic view of the fixing structure of the movable claw of the present invention.
Fig. 4 is a schematic view of the three-dimensional structure of the middle adjusting rod of the present invention.
In the figure, 1, a lower seat, 2, a lower adjusting rod, 3, an adjusting screw rod, 4, a lower clamping claw, 5, a sliding sleeve, 6, a top head, 7, an upper clamping claw, 8, an upper seat, 9, an upper adjusting rod, 10, a fixed claw, 11, a sliding groove, 12, a movable claw, 13, an adjusting nut, 14, a hook claw, 15, a groove, 16, a V-shaped groove, 17, a U-shaped groove, 18, a limiting claw, 19, a limiting sheet, 20, a dismounting bolt, 21, a pull rod, 22, a sliding hole and 23, and a sliding pin.
Detailed Description
The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and the description are only for the purpose of explanation, but not for the purpose of limitation.
Example (b): a screw external thread machining center bracket comprises a base and a support assembly arranged on the base, wherein the support assembly comprises a lower adjusting rod 2, a middle adjusting rod and an upper adjusting rod 9, the lower adjusting rod 2 and the upper adjusting rod 9 penetrate through the base from front to back, the lower adjusting rod 2 and the upper adjusting rod 9 are both in threaded connection with the base, the bottom of the front side of the base is rotatably connected with a lower clamping jaw 4, the top of the front side of the base is rotatably connected with an upper clamping jaw 7, the upper clamping jaw 7 and the lower clamping jaw 4 are L-shaped, rotating points of the upper clamping jaw 7 and the lower clamping jaw 4 are positioned at corners, one side of the upper clamping jaw 7 is opposite to one side of the lower clamping jaw 4, the other side of the upper clamping jaw 7 extends upwards, the other side of the lower clamping jaw 4 extends downwards, the front end of the lower adjusting rod 2 abuts against the rear side of the downwardly extending side of the lower clamping jaw 4, the middle adjusting rod comprises an adjusting screw rod 3 connected with the base in a rotating mode, a sliding sleeve 5 connected with the base in a threaded mode, and a top 6 arranged at the front end of the sliding sleeve 5, wherein the top 6 is located between the lower clamping jaw 4 and the upper clamping jaw 7, the sliding sleeve 5 is connected with the base in a sliding mode, and a sliding groove 11 matched with a sliding rail is formed in the bottom of the base. The lower adjusting rod 2, the middle adjusting rod and the upper adjusting rod 9 are respectively adjusted to adjust the clamping force and the clamping diameter of the valve, so that the stress of the screw rod is balanced, defective products are avoided, the applicability is wide, the production efficiency is improved, the quality of the screw rod is also improved, the rejection rate is reduced, and the adjustment is convenient.
As a further improvement of the design, the sliding groove 11 is a dovetail groove, so that the center bracket can be conveniently guided.
As a further improvement of the design, the sliding groove 11 is composed of a fixed claw 10 arranged at the rear side of the bottom of the base, a movable claw 12 arranged at the front side of the top of the base, and the bottom of the base, a pull rod 21 extending forwards and backwards is arranged on the base, one end of the pull rod 21 is connected with the movable claw 12, and the other end of the pull rod 21 extends out of the base and is connected with an adjusting nut 13 with the head. The pull rod 21 and the movable jaw 12 facilitate the disassembly and assembly of the center bracket.
As a further improvement of the design, the base comprises a lower seat 1 and an upper seat 8 arranged at the top of the lower seat 1, the middle adjusting rod is positioned at the top of the lower seat 1, a groove 15 with a forward opening is formed in the front side of the top of the lower seat 1, a hook claw 14 matched with the groove 15 is arranged on the front side of the bottom of the upper seat 8, a V-shaped groove 16 with a backward opening is formed in the rear side of the top of the lower seat 1, a U-shaped groove 17 with a backward opening is formed in the rear side of the upper seat 8, a limiting piece 19 is connected to the rear side of the upper seat 8 through a dismounting bolt 20, and a limiting claw 18 inserted into the U-shaped groove 17 and the V-shaped groove 16 is arranged on the front side of the. Above-mentioned design is at the dismouting of the base of being convenient for, the processing and the assembly of the base of being convenient for, and the base wholeness after the assembly is strong, and the assembly is simple.
As a further improvement of this design, in the clamped state, the opposite sides of the upper clamping jaw 7 and the lower clamping jaw 4 both extend obliquely forward and upward, and the head of the intermediate adjusting lever extends forward and upward. Lead screw periphery and top 6, go up gripper jaw 7 and 4 laminating of lower gripper jaw of being convenient for, the centre gripping is accurate.
As a further improvement of the design, the upper clamping claw 7 extends upwards, extends backwards and upwards, the upper clamping claw 7 extends upwards, the gravity of one side of the upper clamping claw 7 is larger than that of the other side of the upper clamping claw, the lower clamping claw 4 extends downwards, extends forwards and downwards, the gravity of one side of the lower clamping claw 4 extends downwards, the gravity of one side of the lower clamping claw is larger than that of the other side of the lower clamping claw, when the screw is convenient to disassemble, the upper clamping claw 7 and the lower clamping shape automatically open, and the screw is convenient to.
As a further improvement of the design, the lower seat 1 is provided with a sliding pin 23, the sliding sleeve 5 is provided with a sliding hole 22 matched with the sliding pin 23, the structure is simple, and the sliding sleeve 5 is convenient to guide.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (7)
1. A screw external thread machining center bracket comprises a base and a support assembly arranged on the base, and is characterized in that the support assembly comprises a lower adjusting rod, a middle adjusting rod and an upper adjusting rod, the lower adjusting rod, the middle adjusting rod and the upper adjusting rod penetrate through the base from front to back, the lower adjusting rod and the upper adjusting rod are both in threaded connection with the base, the bottom of the front side of the base is rotatably connected with a lower clamping jaw, the top of the front side of the base is rotatably connected with an upper clamping jaw, the upper clamping jaw and the lower clamping jaw are L-shaped, rotating points of the upper clamping jaw and the lower clamping jaw are positioned at corners, one side of the upper clamping jaw is opposite to one side of the lower clamping jaw, the other side of the upper clamping jaw extends upwards, the other side of the lower clamping jaw extends downwards, the front end of the lower adjusting rod abuts against the rear side of the downward extending side of the lower, the middle adjusting rod comprises an adjusting screw rod connected with the base in a rotating mode, a sliding sleeve connected with the adjusting screw rod in a threaded mode, and a top arranged at the front end of the sliding sleeve, the top is located between the lower clamping jaw and the upper clamping jaw, the sliding sleeve is connected with the base in a sliding mode, and a sliding groove matched with the sliding rail is formed in the bottom of the base.
2. The screw spindle external thread machining center bracket of claim 1, wherein the slide groove is a dovetail groove.
3. The screw rod external thread machining center bracket as claimed in claim 2, wherein the sliding groove is composed of a fixed claw arranged at the rear side of the bottom of the base, a movable claw arranged at the front side of the top of the base and the bottom of the base, the base is provided with a pull rod extending forwards and backwards, one end of the pull rod is connected with the movable claw, and the other end of the pull rod extends out of the base and is connected with an adjusting nut with the head.
4. The screw external thread machining center bracket as claimed in claim 1, wherein the base comprises a lower seat and an upper seat arranged on the top of the lower seat, the middle adjusting rod is arranged on the top of the lower seat, a groove with a forward opening is formed in the front side of the top of the lower seat, a hook claw matched with the groove is arranged on the front side of the bottom of the upper seat, a V-shaped groove with a backward opening is formed in the rear side of the top of the lower seat, a U-shaped groove with a backward opening is formed in the rear side of the upper seat, a limiting piece is connected to the rear side of the upper seat through a dismounting bolt, and a limiting claw inserted into the U-shaped groove and the V-shaped groove is arranged on the front side of the limiting.
5. The screw spindle outer thread machining center bracket of claim 1, wherein in a clamped state, the opposite sides of the upper clamping jaw and the lower clamping jaw extend obliquely forward and upward, and the head of the middle adjusting rod extends forward and upward.
6. The screw spindle outer thread machining center bracket of claim 1, wherein the upper clamping jaw extends upward with a greater weight than the other side of the upper clamping jaw extending upward, and the lower clamping jaw extends downward with a greater weight than the other side of the lower clamping jaw extending downward with a greater weight than the one side of the lower clamping jaw extending downward.
7. The screw rod external thread machining center bracket of claim 4, wherein the lower seat is provided with a sliding pin, and the sliding sleeve is provided with a sliding hole matched with the sliding pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020431556.7U CN213591973U (en) | 2020-03-30 | 2020-03-30 | Lead screw external thread machining center bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020431556.7U CN213591973U (en) | 2020-03-30 | 2020-03-30 | Lead screw external thread machining center bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213591973U true CN213591973U (en) | 2021-07-02 |
Family
ID=76582366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020431556.7U Expired - Fee Related CN213591973U (en) | 2020-03-30 | 2020-03-30 | Lead screw external thread machining center bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213591973U (en) |
-
2020
- 2020-03-30 CN CN202020431556.7U patent/CN213591973U/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: 20210702 |