CN219704283U

CN219704283U - Clamp for mechanical manufacturing

Info

Publication number: CN219704283U
Application number: CN202321156772.5U
Authority: CN
Inventors: 叶付科; 何瑞林; 顾明文; 施广杰; 陈恩文; 黄建
Original assignee: Yangzhou Zhongli Metal Manufacturing Co ltd
Current assignee: Yangzhou Zhongli Metal Manufacturing Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-09-19
Anticipated expiration: 2033-05-11

Abstract

The utility model relates to the technical field of machine manufacturing, and discloses a clamp for machine manufacturing, which comprises a workbench, wherein an output shaft of a driving motor is fixedly connected with a rotating rod, the front and the back of the outer side of the rotating rod are fixedly sleeved with driving gears, the front and the back of the workbench are fixedly connected with fixed plates, the inner side of each fixed plate is movably sleeved with a threaded rod, the top of each lifting pipe is fixedly connected with a lifting plate, the piston end of each clamping cylinder is fixedly connected with a clamping frame, one side of the bottom of each clamping cylinder is fixedly connected with a connecting block, the outer side of each connecting block is movably connected with a turnover cylinder, the driving motor drives the rotating rod to rotate, the lifting pipe moves upwards, so that the lifting plate is driven to move upwards, the turnover cylinder enables the clamping cylinders to rotate for 180 degrees to turn over a workpiece, the back of the workpiece can be machined, manual turnover adjustment of the workpiece is not needed, the labor consumed by manual machining is saved, the number of times participated in the manual machining process is reduced, and the machining efficiency is improved.

Description

Clamp for mechanical manufacturing

Technical Field

The utility model relates to the technical field of machine manufacturing, in particular to a clamp for machine manufacturing.

Background

The fixture is a device for fixing a processing object in a mechanical manufacturing process so as to occupy a correct position to receive construction or detection, and is also called a fixture. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in the process may be referred to as a fixture. Such as welding jigs, inspection jigs, assembly jigs, machine jigs, etc. Machine tool fixtures are among the most common and often simply referred to as fixtures. When a workpiece is machined on a machine tool, the workpiece must be assembled (positioned) and clamped before machining in order to achieve the requirements of the surface energy of the workpiece such as the size, geometry, and mutual position accuracy with other surfaces specified in the drawing. The clamp is typically composed of a positioning element (determining the correct position of the workpiece in the clamp), a clamping device, a tool setting guide element (determining the relative position of the tool to the workpiece or guiding the tool direction), a connecting element, a clamp base, etc.

The existing clamp for machine manufacturing in the market needs to position the workpiece and then clamp the workpiece when in use; in the prior art, the device is difficult to adjust parts according to the machining surface, so that more time is consumed for replacing the machining surface of the workpiece, and the using effect of the device is reduced.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a fixture for machine manufacturing, so as to solve the above-mentioned problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a fixture for machine-building, includes the workstation, the positive fixedly connected with backup pad of workstation, the top fixedly connected with motor base of backup pad, the top fixedly connected with driving motor of motor base, driving motor's output shaft fixedly connected with rotary rod, the positive and the back in the rotary rod outside have fixedly connected with driving gear, the positive and the back fixedly connected with fixed plate of workstation, the inboard activity of fixed plate has cup jointed the threaded rod, the bottom in the threaded rod outside has fixedly connected with driven gear, driven gear and driving gear intermeshing, the lifter has been cup jointed to the top screw thread in the threaded rod outside, the top fixedly connected with lifter plate of lifter plate, the top fixedly connected with supporting shoe of lifter plate, the top fixedly connected with solid fixed ring of supporting shoe, the inboard activity of solid fixed ring has cup jointed the clamp cylinder, the piston end fixedly connected with clamp frame of clamp cylinder bottom, one side fixedly connected with connecting block of clamp cylinder bottom, the outside swing joint of connecting block has the upset cylinder, the bottom and lifter plate fixedly connected with of upset cylinder.

Further, limiting plates are fixedly connected to two sides of the front face and the back face of the workbench, limiting grooves are formed in two sides of the limiting plates, buckles are formed in the tops of the lifting plates, and the limiting grooves are mutually matched with the buckles.

Further, the front and the back fixedly connected with fixed block of workstation, the top fixedly connected with cylinder pipe of fixed block, cylinder pipe and lifter plate activity cup joint, the both sides fixedly connected with connecting rod in the lifter plate outside, the other end fixedly connected with spacing ring of connecting rod, spacing ring and cylinder pipe activity cup joint.

Further, the cylinder hole has been seted up to the inboard of connecting block, the inboard swing joint in cylinder hole has the go-between, go-between and the piston end fixed connection of upset cylinder.

Further, the discharge groove has been seted up to the both sides at workstation top, the blown down tank has been seted up to the both sides of workstation, the blown down tank is linked together with the discharge groove, the both sides swing joint of workstation has a receipts magazine, it is located the bottom of blown down tank to receive the magazine.

Further, the front and the back at workstation top have seted up T type groove, the inboard swing joint in T type groove has a T type piece, two the inboard fixedly connected with clearance pole of T type piece, the right side fixedly connected with hand frame of T type piece, the right side fixedly connected with hand ring at hand frame top.

Further, the bottom fixedly connected with brush of clearance pole, the top of brush and workstation is closely laminated.

Further, the clamping frame is of a detachable structure.

Further, driving motor, press from both sides tight cylinder, upset cylinder all with PLC system electric connection.

The utility model has the technical effects and advantages that:

1. according to the utility model, the workpiece can be machined by arranging the clamping turnover device and clamping the workpiece by the clamping frame, after machining is finished, the driving motor drives the rotary rod to rotate so as to drive the driving gear to rotate, the driven gear is driven to rotate by gear engagement, then the threaded rod is rotated, the lifting pipe moves upwards under the extrusion of threads on the surface of the threaded rod, so that the lifting plate is driven to move upwards, after reaching a specified height, the piston end of the turnover cylinder retracts, the connecting block is pulled by the connecting ring, so that the clamping cylinder rotates 180 degrees to achieve the aim of turnover of the workpiece, then the driving motor reverses, the lifting plate descends, the workpiece is attached to the bottom of the workbench, and therefore the back surface of the workpiece can be machined without manually turning over and adjusting the workpiece, the physical strength consumed by manual machining is saved, the times involved in the manual machining process are reduced, and the machining efficiency is improved.

2. According to the utility model, the scrap cleaning piece is arranged, the cleaning rod can be driven to move left and right through the pull ring of the pull handle, the scrap at the top of the workbench can be cleaned, and the scrap produced by processing can be discharged to the bottom through the discharge groove and can slide into the receiving box through the discharge groove, so that the scrap is conveniently collected, and the follow-up workpiece is prevented from being skewed when being fixed.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic structural diagram of a lifting device according to the present utility model.

Fig. 3 is a schematic structural diagram of a turnover device according to the present utility model.

Fig. 4 is a schematic structural view of a receiving box according to the present utility model.

Fig. 5 is a schematic structural view of the debris cleaning apparatus according to the present utility model.

Fig. 6 is a schematic diagram of a limiting groove structure of the present utility model.

Fig. 7 is a schematic view of the structure of the connecting block of the present utility model.

The reference numerals are: 1. a work table; 101. a receiving box; 102. a discharge chute; 103. a discharge chute; 104. a T-shaped groove; 105. a T-shaped block; 106. cleaning a rod; 107. pulling the frame by hand; 108. a hand pull ring; 2. a support plate; 201. a motor base; 202. a driving motor; 203. a rotating rod; 204. a drive gear; 3. a fixing plate; 301. a driven gear; 302. a threaded rod; 303. a lifting tube; 304. a fixed block; 305. a cylindrical tube; 306. a connecting rod; 307. a limiting ring; 4. a limiting plate; 41. a limit groove; 401. a lifting plate; 402. a support block; 403. a fixing ring; 404. a clamping cylinder; 405. a clamping frame; 406. a connecting block; 461. a cylindrical hole; 407. a connecting ring; 408. and (5) overturning the air cylinder.

Detailed Description

The embodiments of the present utility model will be described more fully with reference to the accompanying drawings, and the configurations of the structures described in the following embodiments are merely examples, and the jig for machine manufacturing according to the present utility model is not limited to the configurations described in the following embodiments, but all other embodiments obtained by a person skilled in the art without any creative effort are within the scope of protection of the present utility model.

Referring to fig. 1-7, the utility model provides a fixture for machine manufacturing, comprising a workbench 1, a supporting plate 2 is fixedly connected to the front surface of the workbench 1, a motor base 201 is fixedly connected to the top of the supporting plate 2, a driving motor 202 is fixedly connected to the top of the motor base 201, a rotating rod 203 is fixedly connected to an output shaft of the driving motor 202, driving gears 204 are fixedly sleeved on the front surface and the back surface of the outer side of the rotating rod 203, a fixing plate 3 is fixedly connected to the front surface and the back surface of the workbench 1, a threaded rod 302 is movably sleeved on the inner side of the fixing plate 3, a driven gear 301 is fixedly sleeved on the bottom of the outer side of the threaded rod 302, the driven gear 301 is meshed with the driving gear 204, a lifting pipe 303 is sleeved on the top thread of the outer side of the threaded rod 302, a lifting plate 401 is fixedly connected to the top of the lifting pipe 303, a supporting block 402 is fixedly connected to the top of the lifting plate 401, the top of the supporting block 402 is fixedly connected with a fixing ring 403, the inner side of the fixing ring 403 is movably sleeved with a clamping cylinder 404, the piston end of the clamping cylinder 404 is fixedly connected with a clamping frame 405, one side of the bottom of the clamping cylinder 404 is fixedly connected with a connecting block 406, the outer side of the connecting block 406 is movably connected with a turning cylinder 408, the bottom of the turning cylinder 408 is fixedly connected with a lifting plate 401, firstly, a worker places a material to be processed in the middle of the top of the workbench 1, the piston end of the clamping cylinder 404 extends out, the clamping frame 405 clamps a workpiece to be processed, the workpiece can be processed, after the processing is completed, a driving motor 202 drives a rotary rod 203 to rotate, thereby driving a driving gear 204 to rotate, a driven gear 301 is driven to rotate through gear engagement, then the threaded rod 302 rotates, the lifting pipe 303 moves upwards under the extrusion of threads on the surface of the threaded rod 302, thereby drive lifter plate 401 upward movement, reach the back of appointed height, the piston end of upset cylinder 408 is retracted, through go-between 407 pulling connecting block 406, thereby make clamp cylinder 404 rotate 180, reach the purpose that the work piece overturned, then driving motor 202 reverses, make lifter plate 401 descend, make the work piece laminate with the bottom of workstation 1, thereby can process the back of work piece, need not the manual work and turn over the face adjustment to the work piece, the physical power that the manual work spent of having saved, the number of times of participating in the manual work course of working has been reduced, the efficiency of processing has been improved.

In a preferred embodiment, the two sides of the front and back of the workbench 1 are fixedly connected with the limiting plates 4, the two sides of the limiting plates 4 are provided with limiting grooves 41, the top of the lifting plate 401 is provided with a buckle, the limiting grooves 41 are mutually matched with the buckle, the lifting plate 401 is limited, and the lifting plate 401 is enabled to be more stable in the lifting process.

In a preferred embodiment, the front and back of the workbench 1 are fixedly connected with a fixing block 304, the top of the fixing block 304 is fixedly connected with a cylindrical pipe 305, the cylindrical pipe 305 is movably sleeved with a lifting plate 401, two sides of the outer side of the lifting pipe 303 are fixedly connected with connecting rods 306, the other ends of the connecting rods 306 are fixedly connected with limiting rings 307, the limiting rings 307 are movably sleeved with the cylindrical pipe 305, the threaded rods 302 can drive the lifting pipe 303 to move up and down when rotating, rotation can not occur, and then the lifting plate 401 can be driven to move up and down, meanwhile, the cylindrical pipe 305 can also play a limiting role on the lifting plate 401, and the process of moving up and down is more stable.

In a preferred embodiment, the inner side of the connecting block 406 is provided with a cylindrical hole 461, the inner side of the cylindrical hole 461 is movably connected with a connecting ring 407, the connecting ring 407 is fixedly connected with the piston end of the overturning cylinder 408, and through the structure, the overturning cylinder 408 can drive the clamping cylinder 404 to overturn by 180 degrees, so that the workpiece is driven to overturn.

In a preferred embodiment, the discharge groove 102 is formed in two sides of the top of the workbench 1, the discharge grooves 103 are formed in two sides of the workbench 1, the discharge grooves 103 are communicated with the discharge groove 102, the receiving boxes 101 are movably connected to two sides of the workbench 1, the receiving boxes 101 are located at the bottoms of the discharge grooves 103, and scraps and wastes generated by processing can be discharged to the bottoms through the discharge groove 102 and slide into the receiving boxes 101 through the discharge grooves 103, so that the scraps and wastes are conveniently collected.

In a preferred embodiment, the front and the back at the top of the workbench 1 are provided with the T-shaped grooves 104, the inner sides of the T-shaped grooves 104 are movably connected with the T-shaped blocks 105, the inner sides of the two T-shaped blocks 105 are fixedly connected with the cleaning rods 106, the right sides of the T-shaped blocks 105 are fixedly connected with the hand-pulled frames 107, the right sides at the top of the hand-pulled frames 107 are fixedly connected with the hand-pulled rings 108, the cleaning rods 106 can be driven to move left and right through pushing the hand-pulled rings 108, waste at the top of the workbench 1 can be cleaned, and the subsequent workpieces are prevented from being skewed when being fixed.

In a preferred embodiment, the bottom of the cleaning rod 106 is fixedly connected with a brush, which is closely attached to the top of the table 1, so as to clean the chips on the top of the table 1 well.

In a preferred embodiment, the clamping frame 405 is a removable structure that allows for replacement of the adapted clamping frame 405 depending on the shape of the workpiece.

In a preferred embodiment, the driving motor 202, the clamping cylinder 404 and the overturning cylinder 408 are all electrically connected with the PLC system, and parameters can be designed by the PLC system, so that the processing efficiency is improved, and the automation operation is completed.

The working principle of the utility model is as follows: firstly, the material that will process is put in the middle of workstation 1 top, the piston end of clamp cylinder 404 stretches out, press from both sides tight frame 405 with the work piece clamp, can process the work piece, after the processing is accomplished, driving motor 202 drives rotary rod 203 and rotates, thereby drive driving gear 204 and rotate, drive driven gear 301 through gear engagement and rotate, then make threaded rod 302 rotate, under the extrusion of the screw thread on threaded rod 302 surface, lifting tube 303 upwards moves, thereby drive lifter plate 401 upwards move, after reaching the appointed height, the piston end of upset cylinder 408 withdraws, pull connecting block 406 through go-between 407, thereby make clamp cylinder 404 rotate 180, reach the purpose that the work piece overturned, then driving motor 202 reverses, make lifter plate 401 descend, make the bottom laminating of work piece and workstation 1, thereby can process the back of work piece, need not the manual work and turn over the face adjustment, the physical power that the manual work consumes of processing has been saved, the number of times of participation in the manual work course has been reduced, the efficiency of processing has been improved, through push-pull handle 108, can drive clearance pole 106 and control, can be moved, can be to the top of work piece 1, the waste material is discharged through the connecting ring 103 and can be carried out, the waste material is discharged to the waste material that can be discharged when the waste material is discharged to the bottom of the material box 101 when the work piece is carried out to the realization is convenient for the collection, the work piece is discharged to the bottom is discharged to the waste material box is discharged after the waste material is discharged to the bottom of the work piece was discharged to the waste material was discharged to be convenient to the bottom to be produced.

Claims

1. The utility model provides a fixture for machine-building, includes workstation (1), its characterized in that: the utility model discloses a clamping device, including workstation (1), fixed plate (3), threaded rod (302) have been cup jointed in the front fixedly connected with backup pad (1), the top fixedly connected with motor base (201) of backup pad (2), the top fixedly connected with driving motor (202) of motor base (201), the output shaft fixedly connected with rotary rod (203) of driving motor (202), the front and the back in rotary rod (203) outside have fixedly cup jointed driving gear (204), the front and the back fixedly connected with fixed plate (3) of workstation (1), the inboard activity of fixed plate (3) has cup jointed threaded rod (302), driven gear (301) have been cup jointed in the bottom fixedly connected with driven gear (301) in threaded rod (302) outside, driven gear (301) intermesh with driving gear (204), the top screw thread in threaded rod (302) outside has cup jointed lifter (303), the top fixedly connected with lifter (401) of lifter (303), the top fixedly connected with supporting shoe (402) of lifter (401), the top fixedly connected with solid fixed ring (403) of supporting shoe (402), the inboard activity of solid fixed ring (403) has cup jointed piston (404) clamping cylinder (404) fixed connection block (404), the outside swing joint of connecting block (406) has upset cylinder (408), the bottom and the lifter plate (401) fixed connection of upset cylinder (408).

2. A machine-building jig according to claim 1, wherein: limiting plates (4) are fixedly connected to the two sides of the front face and the back face of the workbench (1), limiting grooves (41) are formed in the two sides of the limiting plates (4), buckles are formed in the tops of the lifting plates (401), and the limiting grooves (41) are mutually matched with the buckles.

3. A machine-building jig according to claim 1, wherein: the front and the back fixedly connected with fixed block (304) of workstation (1), the top fixedly connected with cylinder pipe (305) of fixed block (304), cylinder pipe (305) are cup jointed with lifter plate (401) activity, both sides fixedly connected with connecting rod (306) in lifter plate (303) outside, the other end fixedly connected with spacing ring (307) of connecting rod (306), spacing ring (307) are cup jointed with cylinder pipe (305) activity.

4. A machine-building jig according to claim 1, wherein: cylindrical holes (461) are formed in the inner sides of the connecting blocks (406), connecting rings (407) are movably connected to the inner sides of the cylindrical holes (461), and the connecting rings (407) are fixedly connected with piston ends of the overturning cylinders (408).

5. A machine-building jig according to claim 1, wherein: discharge groove (102) have been seted up to both sides at workstation (1) top, discharge groove (103) have been seted up to both sides of workstation (1), discharge groove (103) are linked together with discharge groove (102), the both sides swing joint of workstation (1) has receipts magazine (101), receive magazine (101) to be located the bottom of discharge groove (103).

6. A machine-building jig according to claim 1, wherein: t-shaped grooves (104) are formed in the front face and the back face of the top of the workbench (1), T-shaped blocks (105) are movably connected to the inner sides of the T-shaped grooves (104), cleaning rods (106) are fixedly connected to the inner sides of the T-shaped blocks (105), hand-pulled frames (107) are fixedly connected to the right sides of the T-shaped blocks (105), and hand-pulled rings (108) are fixedly connected to the right sides of the tops of the hand-pulled frames (107).

7. The machine-building jig according to claim 6, wherein: the bottom of the cleaning rod (106) is fixedly connected with a hairbrush, and the hairbrush is tightly attached to the top of the workbench (1).

8. A machine-building jig according to claim 1, wherein: the clamping frame (405) is of a detachable structure.

9. A machine-building jig according to claim 1, wherein: the driving motor (202), the clamping cylinder (404), the overturning cylinder (408) are all electrically connected with the PLC system.