CN217750514U - High strength high density is fixed establishment for mechanical finish machining - Google Patents
High strength high density is fixed establishment for mechanical finish machining Download PDFInfo
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- CN217750514U CN217750514U CN202222030873.XU CN202222030873U CN217750514U CN 217750514 U CN217750514 U CN 217750514U CN 202222030873 U CN202222030873 U CN 202222030873U CN 217750514 U CN217750514 U CN 217750514U
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Abstract
A high-strength high-density fixing mechanism for mechanical finish machining comprises a machining platen, wherein two ends of the machining platen are provided with sliding holes, a sliding plate capable of sliding is arranged in each sliding hole, the top of the sliding plate is fixedly provided with a clamping plate, the bottom of the sliding plate is fixedly provided with a connecting plate, a bottom frame is arranged below the machining platen, the inner side walls of two ends of the bottom frame are connected with a screw rod with double threads, the two connecting plates are provided with thread sleeves and are respectively connected to the double threads of the screw rod in a meshed mode, a driven bevel gear is fixedly arranged in the center of the screw rod with the double threads, a vertical shaft is rotatably connected to the inner wall of a bottom plate of the bottom frame, and a driving bevel gear is arranged at the top end of the vertical shaft and meshed with the driven bevel gear on the screw rod; a worm wheel is fixedly arranged in the center of the vertical shaft, a transverse shaft is rotatably connected to one side wall of the bottom frame, a worm is fixedly arranged at one end of the transverse shaft, and the worm is meshed with the worm wheel; the utility model discloses a cooperation between two-way screw rod, bevel gear, worm wheel, worm and the disc realizes that the clamping to the work piece is fixed, and fixed stability is high.
Description
Technical Field
The utility model relates to a machining technical field especially relates to a high strength high density is fixed establishment for mechanical finish machining.
Background
Machining refers to a process of changing the physical dimensions or properties of a workpiece by a mechanical device. According to the difference in the processing manner, machining can be classified into cutting processing and press processing. The fixing mechanism is required to be used for clamping and fixing the workpiece in the machining process, the machining effect is guaranteed, and higher requirements are met for the fixing mechanism when high-strength and high-density mechanical finish machining is carried out.
The conventional fixing mechanism for mechanical finish machining is similar to a bench clamp, is complex to operate and general in fixing stability, so that the use requirement is difficult to meet; therefore, a high-strength and high-density fixing mechanism for mechanical finishing is proposed to solve the problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the existing mechanical fixing mechanism. Conventional fixed establishment for finish machining complex operation, fixed stability is general for the kind high strength high density fixed establishment for finish machining who is difficult to satisfy user demand.
In order to realize the purpose, the utility model adopts the following technical scheme: a high-strength high-density fixing mechanism for mechanical finish machining comprises a machining platen, wherein slide holes are formed in two ends of the machining platen, a sliding plate capable of sliding is installed in each slide hole, a clamping plate is fixedly installed at the top of the sliding plate, a connecting plate is fixedly installed at the bottom of the sliding plate, a bottom frame is installed below the machining platen, a screw rod with two sections of threads is connected to the inner side wall of each of two ends of the bottom frame, each connecting plate is provided with a threaded sleeve and is respectively connected to the two sections of threads of the screw rod in a meshed mode, a driven bevel gear is fixedly installed in the center of each screw rod with the two sections of threads, a vertical shaft is rotatably connected to the inner wall of a bottom plate of the bottom frame, and a driving bevel gear is installed at the top end of each vertical shaft and meshed with the driven bevel gear on the screw rod; a worm wheel is fixedly installed in the center of the vertical shaft, a transverse shaft is rotatably connected to one side wall of the bottom frame, a worm is fixedly installed at one end of the transverse shaft and meshed with the worm wheel, a disc is fixedly installed at the other end of the transverse shaft, and a handle is fixedly installed on one side of the disc.
Preferably, a plurality of locating grooves are formed in the outer side of the disc, a vertical hole is formed in the processing bedplate, a vertical plate is slidably mounted in the vertical hole, the vertical plate is movably clamped in the corresponding locating groove, and a handle push rod is fixedly mounted at the upper end of the vertical plate.
Preferably, one side fixed mounting limiting plate of underframe, the spacing groove has been seted up to the opposite side of riser, the bottom fixedly connected with coupling spring of limiting plate, and coupling spring's bottom fixed connection is on the bottom inner wall of spacing groove.
Preferably, a limiting rod is fixedly installed in the limiting groove, and the limiting plate 20 is slidably sleeved outside the limiting rod.
Preferably, a connecting rod 18 is fixedly installed between the inner walls of the two sides of the bottom frame 2, the two connecting plates 10 are respectively sleeved on the connecting rod 18 in a sliding manner, one end, close to each other, of each of the two connecting rods 18 is fixedly connected with the same positioning sleeve, and the positioning sleeve is rotatably sleeved on the outer side of the vertical shaft 13.
The bottom of the inner wall of the bottom frame 2 is fixedly provided with a positioning plate 16, and the upper part of the positioning plate 16 is sleeved on the outer side of a transverse shaft 17.
The inner walls of the two sides of the sliding hole are fixedly connected with the same guide rod, and the two sliding plates (19) are respectively sleeved on the outer sides of the corresponding guide rods in a sliding mode.
The utility model discloses in, a high strength high density is fixed establishment for mechanical finish machining, through arranging mechanical workpiece in the top of processing platen, then upwards promote there is the handle push rod to drive riser upward movement, make it break away from the constant head tank, hold the handle again and drive disc and cross axle and rotate, and drive the synchronous rotation of worm, the worm drives vertical axis and initiative bevel gear through the meshing with the worm wheel and rotates, initiative bevel gear drives two-way screw rod through the meshing with driven bevel gear and rotates two-way screw rod and drive two connecting plates through the screw drive with two connecting plates and drive the side motion that two connecting plates are close to each other under the direction of connecting rod, two connecting plates are respectively through two grip blocks in the slide area that correspond to one side motion that is close to each other, it is fixed to carry out the clamping to the work piece.
Has the advantages that: in the utility model, the fixing mechanism for high-strength and high-density mechanical finish machining has the advantages that the vertical plate moves downwards under the elastic action of the connecting spring and is clamped into the positioning groove by loosening the push rod with the handle, so as to fix the disc, thereby improving the clamping and fixing stability of the workpiece; the utility model has the advantages of reasonable design, through the cooperation between two-way screw rod, bevel gear, worm wheel, worm and the disc, can realize that the clamping to the work piece is fixed, and the stationary stability is high, has the structure of high strength, and compact structure is the structure of a part high density, has guaranteed the machining precision, and the reliability is high.
Drawings
Fig. 1 is a schematic perspective view of a high-strength and high-density fixing mechanism for mechanical finish machining according to the present invention;
fig. 2 is a schematic cross-sectional structural view of a fixing mechanism for high-strength and high-density mechanical finish machining provided by the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
fig. 4 is a partially enlarged view of a portion B in fig. 2.
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.
The marks in the figure are: 1. processing the bedplate; 2. a bottom frame; 3. a clamping plate; 4. a disc; 5. a handle; 6. positioning a groove; 7. a vertical plate; 8. a push rod with a handle; 9. a bidirectional screw; 10. a connecting plate; 11. a driven bevel gear; 12. a drive bevel gear; 13. a vertical axis; 14. a worm gear; 15. a worm; 16. positioning a plate; 17. a horizontal axis; 18. a connecting rod; 19. a slide plate; 20. and a limiting plate.
Referring to fig. 1-4, the fixing mechanism for high-strength and high-density mechanical finish machining comprises a machining platen 1, wherein both sides of the top of the machining platen 1 are provided with slide holes, slide plates 19 are slidably mounted in the slide holes, clamping plates 3 are fixedly mounted at the tops of the slide plates 19, connecting plates 10 are fixedly mounted at the bottoms of the slide plates 19, a bottom frame 2 is fixedly mounted at the bottom of the machining platen 1, the inner walls of both sides of the bottom frame 2 are rotatably connected with a same two-way screw 9, the two connecting plates 10 are both in threaded sleeve joint with the outer side of the two-way screw 9, driven bevel gears 11 are fixedly mounted on the two-way screw 9, vertical shafts 13 are rotatably connected on the inner walls of the bottom frame 2, and driving bevel gears are mounted at the top ends of the vertical shafts 13 and are meshed with the driven bevel gears 11 on the screws; a worm wheel 14 is fixedly arranged at the center of the vertical shaft, a transverse shaft 17 is rotatably connected on the inner wall of one side of the bottom frame 2, a worm 15 is fixedly arranged at one end of the transverse shaft 17 positioned in the bottom frame 2, the worm 15 is meshed with the worm wheel 14, a disc 4 is fixedly arranged at the other end of the transverse shaft 17, and a handle 5 is fixedly arranged at one side of the disc 4.
The mechanical workpiece is arranged at the top of the processing bedplate, then the handle push rod is pushed upwards to drive the vertical plate to move upwards, so that the vertical plate is separated from the positioning groove, the handle is held by hand to drive the disc and the cross shaft to rotate, the worm is driven to rotate synchronously, the worm drives the vertical shaft and the driving bevel gear to rotate through meshing with the worm wheel, the driving bevel gear drives the bidirectional screw to rotate through meshing with the driven bevel gear, the bidirectional screw drives the two connecting plates to move to one side close to each other through thread transmission with the two connecting plates under the guide of the connecting rods, the two connecting plates move to one side close to each other through the two clamping plates of the corresponding sliding plate belts respectively, and the workpiece is clamped and fixed.
In this embodiment, a plurality of constant head tanks 6 have been seted up in the outside of disc 4, and vertical hole has been seted up to top one side of processing platen 1, and vertical downthehole slidable mounting has riser 7, and riser 7 activity joint is in the constant head tank 6 that corresponds, and one side fixed mounting of riser 7 has handle push rod 8, fixes a position disc 4.
In this embodiment, one side fixed mounting of underframe 2 has limiting plate 20, and the spacing groove has been seted up to the opposite side of riser 7, and limiting plate 20's bottom fixedly connected with coupling spring, coupling spring's bottom fixed connection reset riser 7 on the bottom inner wall of spacing groove.
In this embodiment, the limiting groove is fixedly provided with a limiting rod, and the limiting plate 20 is slidably sleeved outside the limiting rod to guide and limit the vertical plate 7.
In this embodiment, equal fixed mounting has connecting rod 18 on the both sides inner wall of underframe 2, and two connecting plates 10 slide respectively and cup joint in the outside of the connecting rod 18 that corresponds, and the same positioning sleeve of one end fixedly connected with that two connecting rods 18 are close to each other, and positioning sleeve rotates and cup joints in the outside of vertical axis 13, rotates vertical axis 13 and fixes a position.
In this embodiment, the bottom inner wall of the bottom frame 2 is fixedly provided with a positioning plate 16, and the positioning plate 16 is rotatably sleeved on the outer side of the cross shaft 17 to rotatably position the cross shaft 17.
In this embodiment, the same guide rod is fixedly connected to the inner walls of the two sides of the sliding hole, and the two sliding plates 19 are respectively slidably sleeved on the outer sides of the corresponding guide rods to guide the sliding plates 19.
In the embodiment, when the machine tool is used, a mechanical workpiece is placed at the top of the processing table plate 1, then the handle push rod 8 is pushed upwards to drive the vertical plate 7 to move upwards, so that the vertical plate 7 is separated from the positioning groove 6, the handle 5 is held by hand to drive the circular disc 4 and the transverse shaft 17 to rotate, and the worm 15 is driven to synchronously rotate, the worm 15 drives the vertical shaft 13 and the drive bevel gear 12 to rotate through meshing with the worm wheel 14, the drive bevel gear 12 drives the bidirectional screw 9 to rotate through meshing with the driven bevel gear 11, the bidirectional screw 9 drives the two connecting plates 10 to move towards one sides close to each other through thread transmission with the two connecting plates 10 under the guidance of the connecting rod 18, the two connecting plates 10 respectively move towards one sides close to each other through the two clamping plates 3 of the corresponding sliding plates 19 to clamp and fix the workpiece, and the handle push rod 8 is loosened, so that the vertical plate 7 moves downwards under the elastic force of the connecting spring and is clamped into the positioning groove 6 to fix the circular disc 4, and thus the fixing stability of the workpiece is improved.
Claims (7)
1. A high-strength high-density fixing mechanism for mechanical finish machining is characterized by comprising a machining platen, wherein two ends of the machining platen are respectively provided with a sliding hole, a sliding plate capable of sliding is arranged in each sliding hole, the top of each sliding plate is fixedly provided with a clamping plate, the bottom of each sliding plate is fixedly provided with a connecting plate, a bottom frame is arranged below the machining platen, the inner side walls of two ends of each bottom frame are connected with a screw rod with two sections of threads, each connecting plate is provided with a thread sleeve and is respectively connected to the two sections of threads of the screw rod in a meshed mode, a driven bevel gear is fixedly arranged in the center of each screw rod with two sections of threads, a vertical shaft is rotatably connected to the inner wall of a bottom plate of each bottom frame, and a driving bevel gear is arranged at the top end of each vertical shaft and is meshed with the driven bevel gear on the screw rod; a worm wheel is fixedly installed in the center of the vertical shaft, a transverse shaft is rotatably connected to one side wall of the bottom frame, a worm is fixedly installed at one end of the transverse shaft and meshed with the worm wheel, a disc is fixedly installed at the other end of the transverse shaft, and a handle is fixedly installed on one side of the disc.
2. The fixing mechanism for high-strength high-density mechanical finish machining according to claim 1, wherein a plurality of positioning grooves (6) are formed in the outer side of the disc (4), a vertical hole is formed in the machining bedplate (1), a vertical plate (7) capable of moving up and down is slidably mounted in the vertical hole, the vertical plate (7) can be movably clamped in the corresponding positioning groove (6), and a handle push rod (8) is fixedly mounted at one end of the vertical plate (7).
3. The fixing mechanism for high-strength and high-density mechanical finish machining according to claim 2 is characterized in that a limiting plate (20) is fixedly mounted on one side of the bottom frame (2), a limiting groove is formed in the other side of the vertical plate (7), one end of a connecting spring is fixedly connected to the bottom of the limiting plate (20), and the second end of the connecting spring is fixedly connected to the inner wall of the bottom of the limiting groove.
4. The fixing mechanism for high-strength high-density mechanical finish machining according to claim 3, wherein a limiting rod is fixedly installed in the limiting groove, and the limiting plate (20) is sleeved on the outer side of the limiting rod in a sliding manner.
5. The fixing mechanism for high-strength and high-density mechanical fine machining according to claim 1 is characterized in that a connecting rod (18) is fixedly installed between two sides of the inner wall of the bottom frame (2), the two connecting plates (10) are respectively sleeved on the connecting rod (18) in a sliding manner, one end, close to each other, of the two connecting rods (18) is fixedly connected with the same positioning sleeve, and the positioning sleeve is rotatably sleeved on the outer side of the vertical shaft (13).
6. The fixing mechanism for high-strength high-density mechanical finish machining according to claim 1, characterized in that a positioning plate (16) is fixedly mounted at the bottom of the inner wall of the bottom frame (2), and the upper part of the positioning plate (16) is sleeved on the outer side of the transverse shaft (17).
7. A high-strength high-density fixing mechanism for mechanical finish machining according to claim 1, wherein the same guide rod is fixedly connected to the inner walls of the two sides of the sliding hole, and the two sliding plates (19) are respectively sleeved on the outer sides of the corresponding guide rods in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222030873.XU CN217750514U (en) | 2022-08-03 | 2022-08-03 | High strength high density is fixed establishment for mechanical finish machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222030873.XU CN217750514U (en) | 2022-08-03 | 2022-08-03 | High strength high density is fixed establishment for mechanical finish machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217750514U true CN217750514U (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222030873.XU Active CN217750514U (en) | 2022-08-03 | 2022-08-03 | High strength high density is fixed establishment for mechanical finish machining |
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| Country | Link |
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| CN (1) | CN217750514U (en) |
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2022
- 2022-08-03 CN CN202222030873.XU patent/CN217750514U/en active Active
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