Numerical control planer milling machine location auxiliary fixtures
Technical Field
The utility model relates to the technical field of planer type milling machines, in particular to a positioning auxiliary tool of a numerical control planer type milling machine.
Background
The planer type milling machine is a milling machine with a portal frame and a horizontal long lathe bed; the planer milling machine can simultaneously process the surface by using a plurality of milling cutters, has higher processing precision and production efficiency, and is suitable for processing planes and inclined planes of large-scale workpieces in batch and mass production; the numerical control planer type milling machine can also process space curved surfaces and some special parts.
The inventor finds that most of the positioning tools only can limit the workpiece when the existing positioning auxiliary tools of the numerical control planer type milling machine are used, and the lifting distance of the cutter cannot be limited at the same time, so that the precision of the cutter is not improved.
Disclosure of Invention
The utility model aims to provide a positioning auxiliary tool for a numerical control planer type milling machine, which solves the problems that the positioning tool provided in the background art cannot limit the lifting distance of a cutter and is not beneficial to improving the precision of the cutter during work.
The purpose and the efficacy of the positioning auxiliary tool of the numerical control planer type milling machine are achieved by the following concrete technical means:
a positioning auxiliary tool of a numerical control planer milling machine comprises a main body structure and a lifting structure; the bottom of the main body structure is movably connected with a control mechanism, the top of the main body structure is simultaneously and movably connected with a limiting structure, the limiting structure is movably connected with a driving mechanism, and the driving mechanism is fixedly connected to the top of the main body structure; the lifting structure is two sets of settings, and two sets of lifting structure are fixed connection respectively on major structure, and lifting structure is including: the telescopic rod comprises a lapping plate, telescopic rods and sliding rods, wherein the bottoms of the lapping plate are fixedly connected with the telescopic rods and the sliding rods respectively, the sliding rods are arranged in two groups, and the two groups of sliding rods are arranged on two sides of the telescopic rods respectively.
Further, the main structure includes: the device comprises two groups of connecting plates, guide rods A, hollow grooves, clamping plates and adjusting rods, wherein the bottoms of the two groups of connecting plates are fixedly connected with the two groups of guide rods A respectively; the hollow groove is arranged at the top of the connecting plate; the adjusting rods are respectively and fixedly connected to the bottoms of the connecting plates; the two ends of the clamping plate are respectively connected with the guide rod A and the adjusting rod in a sliding way, and the adjusting rod adopts a screw rod.
Further, the control mechanism includes: the connecting block A is fixedly connected to the bottom of the clamping plate respectively, the rotating shaft is rotationally connected with the connecting block A, the bevel gears A are fixedly connected to two ends of the rotating shaft at the same time, and the bevel gears A are meshed with the bevel gears B; the nut A is respectively in threaded connection with the adjusting rod, and the upper side and the lower side of the nut A are respectively and fixedly connected with the bearing A and the rotating column A; the bearing A is movably connected below the clamping plate, the rotating column A is fixedly connected in the bevel gear B, and the two groups of nuts A and the adjusting rod are respectively arranged in an inlet mode.
Further, the limit structure includes: the device comprises a limiting block, a connecting block B, a reserved groove, a guide rod B, a limiting plate and an elastic piece, wherein the guide rod B is fixedly connected to the connecting plate respectively, and the top of the guide rod B is fixedly connected with the limiting plate; the two ends of the limiting block are fixedly connected with a connecting block B at the same time, the connecting block B is respectively and slidably connected with the guide rod B, and a reserved groove is formed in one side of the limiting block; elastic component swing joint is on guide bar B, and the both ends of elastic component laminate mutually with connecting plate, connecting block B respectively, and the elastic component adopts the spring, and its effect is, can drive stopper and connecting block B automatically to the top slide through the elastic component, and the reservation groove is the arc setting, and its effect is, can make work piece and stopper laminate mutually the automatic setting placed in the middle of time through the reservation groove that the arc set up.
Further, the driving mechanism includes: the motor is used for controlling the speed, the position accuracy is very accurate, the gear adopts an incomplete gear, and the gear can be disconnected and meshed with the rack when the gear rotates.
Further, the lifting structure further comprises: the connecting frame, the preformed hole, the spliced pole B, nut B, the go-between, bearing B, link fixed connection is at the top of connecting plate, and the link sets up in one side of stopper, the top of link is equipped with the preformed hole, the link passes through the preformed hole respectively with the telescopic link, sliding lever sliding connection, the bottom fixedly connected with go-between, the inside fixedly connected with bearing B of go-between, and bearing B's inside fixedly connected with spliced pole B, the nut B of while fixedly connected with in the spliced pole B, and nut B and telescopic link threaded connection, the telescopic link adopts the screw rod, its effect is, when nut B rotates, can control telescopic link and lap plate to the top slide, the lap plate can also be spacing through the slide bar, prevent that the lap plate from rotating along with nut B simultaneously.
Compared with the prior structure, the utility model has the following advantages:
1. according to the limiting structure, the limiting block can assist in limiting a workpiece, the arc-shaped reserved groove is formed in the limiting block, and when the workpiece is mutually attached to the limiting block, the workpiece is automatically centered.
2. The driving mechanism can control the gear to rotate through the motor, and the limiting block can be controlled to lift through the elastic piece when the gear rotates, so that the workpiece can be controlled to continue conveying after the workpiece is processed when the limiting block lifts.
3. According to the lifting structure, when the nut B is controlled to rotate through the rotating column B, the lapping plate can be driven to lift, the lifting distance of a cutter for a machine tool is limited, the precision of workpiece machining can be further controlled, and the machining quality of the workpiece is improved.
Drawings
FIG. 1 is a schematic top view of the present utility model;
FIG. 2 is a schematic structural view of the main structure of the present utility model;
FIG. 3 is a schematic diagram of a control mechanism according to the present utility model;
FIG. 4 is a schematic view of a limiting structure according to the present utility model;
FIG. 5 is a schematic view of the driving mechanism of the present utility model;
fig. 6 is a schematic structural diagram of the lifting structure of the present utility model.
In the figure:
1. a main body structure; 101. a connecting plate; 102. a guide rod A; 103. a hollow groove; 104. a clamping plate; 105. an adjusting rod;
2. a control mechanism; 201. a connecting block A; 202. a rotating shaft; 203. bevel gears A; 204. bevel gear B; 205. a nut A; 206. rotating the column A; 207. a bearing A;
3. a limit structure; 301. a limiting block; 302. a connecting block B; 303. a reserved groove; 304. a guide rod B; 305. a limiting plate; 306. an elastic member;
4. a driving mechanism; 401. a fixing frame; 402. a motor; 403. a drive shaft; 404. a gear; 405. a rack;
5. a lifting structure; 501. a connecting frame; 502. a lapping plate; 503. a preformed hole; 504. a telescopic rod; 505. a slide bar; 506. rotating the column B; 507. a nut B; 508. a connecting ring; 509. and a bearing B.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Referring to fig. 1 to 6, a positioning auxiliary tool of a numerical control planer milling machine comprises a main body structure 1 and a lifting structure 5; the bottom of the main body structure 1 is movably connected with a control mechanism 2, the top of the main body structure 1 is simultaneously and movably connected with a limit structure 3, the limit structure 3 is movably connected with a driving mechanism 4, and the driving mechanism 4 is fixedly connected to the top of the main body structure 1; the lifting structure 5 is two sets of settings, and two sets of lifting structure 5 are fixed connection respectively on the main part structure 1, and lifting structure 5 is including: the telescopic rod 504 and the sliding rod 505 are fixedly connected to the bottom of the lapping plate 502 respectively, the sliding rod 505 is arranged in two groups, and the two groups of sliding rods 505 are arranged on two sides of the telescopic rod 504 respectively.
As shown in fig. 2, the main structure 1 includes: the guide rod comprises a connecting plate 101, guide rods A102, hollowed-out grooves 103, clamping plates 104 and adjusting rods 105, wherein the connecting plate 101 is arranged in two groups, and the bottoms of the two groups of connecting plates 101 are fixedly connected with the two groups of guide rods A102 respectively; the hollow groove 103 is arranged on the top of the connecting plate 101; the adjusting rods 105 are respectively and fixedly connected to the bottom of the connecting plate 101; the two ends of the clamping plate 104 are respectively connected with the guide rod A102 and the adjusting rod 105 in a sliding way.
As shown in fig. 3, wherein the control mechanism 2 includes: the device comprises a connecting block A201, a rotating shaft 202, a bevel gear A203, a bevel gear B204, a nut A205, a rotating column A206 and a bearing A207, wherein the connecting block A201 is fixedly connected to the bottom of a clamping plate 104 respectively, the rotating shaft 202 is rotationally connected with the connecting block A201, the bevel gear A203 is fixedly connected to two ends of the rotating shaft 202 at the same time, and the bevel gear A203 is meshed with the bevel gear B204; the nut A205 is respectively in threaded connection with the adjusting rod 105, and the upper side and the lower side of the nut A205 are respectively and fixedly connected with a bearing A207 and a rotating column A206; the bearing A207 is movably connected below the clamping plate 104, and the rotating column A206 is fixedly connected in the bevel gear B204.
As shown in fig. 4, the limiting structure 3 includes: the limiting block 301, the connecting block B302, the reserved groove 303, the guide rod B304, the limiting plate 305 and the elastic piece 306, wherein the guide rod B304 is respectively and fixedly connected to the connecting plate 101, and the top of the guide rod B304 is fixedly connected with the limiting plate 305; the two ends of the limiting block 301 are fixedly connected with a connecting block B302 at the same time, the connecting block B302 is respectively connected with a guide rod B304 in a sliding manner, and a reserved groove 303 is formed in one side of the limiting block 301; the elastic piece 306 swing joint is on guide bar B304, and the both ends of elastic piece 306 laminate mutually with connecting plate 101, connecting block B302 respectively, when can assist the work piece to carry out spacing through stopper 301, and the inside of stopper 301 is equipped with the reservation groove 303 that the arc set up, when can make work piece and stopper 301 mutually paste through the reservation groove 303 that the arc set up, makes the work piece set up in the middle voluntarily.
As shown in fig. 5, wherein the driving mechanism 4 includes: the device comprises a fixing frame 401, a motor 402, a driving shaft 403, a gear 404 and a rack 405, wherein two ends of the fixing frame 401 are respectively and fixedly connected with a connecting plate 101, the top of the fixing frame 401 is simultaneously and fixedly connected with the motor 402, one end of the motor 402 is fixedly connected with the driving shaft 403, one end of the driving shaft 403 is fixedly connected with the gear 404, the gear 404 is meshed with the rack 405, the rack 405 is fixedly connected to the top of a limiting block 301, the gear 404 can be controlled to rotate through the motor 402, the gear 404 can also control the limiting block 301 to lift through an elastic piece 306 when rotating, and a workpiece can be controlled to continue conveying after machining is completed when the limiting block 301 lifts.
As shown in fig. 6, the lifting structure 5 further includes: the connecting frame 501, the preformed hole 503, the rotation post B506, the nut B507, the go-between 508, the bearing B509, link 501 fixed connection is at the top of connecting plate 101, and link 501 sets up in one side of stopper 301, the top of link 501 is equipped with the preformed hole 503, link 501 is through preformed hole 503 respectively with telescopic link 504, sliding bar 505 sliding connection, the bottom fixedly connected with go-between 508 of link 501, the inside fixedly connected with bearing B509 of go-between 508, and the inside fixedly connected with rotation post B506 of bearing B509, simultaneously fixedly connected with nut B507 in the rotation post B506, and nut B507 and telescopic link 504 threaded connection, when rotating through rotation post B506 control nut B507, can drive the lapping plate 502 and go up and down, and carry out spacingly to the cutter lift distance that the lathe was used, can be further control the precision of work piece processing, improve the processingquality of work piece.
The working principle of the embodiment is as follows:
according to the utility model, firstly, the connecting plate 101 and the clamping plate 104 are sleeved on a machine tool, then the rotating column A206 is controlled to rotate through the rotating shaft 202, the bevel gear A203 and the bevel gear B204, the rotating column A206 can control the clamping plate 104 to lift in the rotating process, so that the connecting plate 101 is fixed on the machine tool, then the motor 402 is started, the gear 404 can be controlled to rotate through the motor 402, the rack 405 can be controlled to slide to the bottom when the gear 404 rotates, and after the gear 404 is disconnected with the rack 405, the limiting block 301 and the connecting block B302 can be automatically lifted to the top through the elastic piece 306 to complete reciprocating motion, so that workpieces are controlled to be conveyed and limited, when the workpieces are processed, the position of the lapping plate 502 can be adjusted according to different workpieces, the lapping plate 502 can be controlled to stretch through the nuts B507 and the telescopic rods 504, the lifting distance of a cutter is limited through the lapping plate 502, and the precision of the workpieces is convenient to be improved.