CN214292100U

CN214292100U - Special-shaped workpiece clamping tool applied to machine tool

Info

Publication number: CN214292100U
Application number: CN202023005589.4U
Authority: CN
Inventors: 杨奖励; 马卫东
Original assignee: Xianyang Yongxiang Machinery Manufacturing Co ltd
Current assignee: Xianyang Yongxiang Machinery Manufacturing Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-09-28
Anticipated expiration: 2030-12-15

Abstract

The utility model provides a be applied to heterotypic work piece of lathe and press from both sides tight frock, the device comprises a device main body, the device main part includes work platform, work platform is last to fix two slide rail boards, the sliding connection slider on the slide rail board, slider one side is equipped with drive assembly, be equipped with the backing plate on the slider, the backing plate with be equipped with lifting unit between the slider, backing plate one side is equipped with clamping device, clamping device includes the base shaft, the base shaft with be equipped with flexible subassembly between the backing plate, the base shaft both sides all are equipped with the clamp plate, two the clamp plate all articulates the base shaft, two the clamp plate lateral wall all is equipped with the extension subassembly, the clamp plate with be equipped with angle adjusting part between the backing plate, the clamp plate is kept away from backing plate one side is equipped with supplementary clamp assembly. The utility model relates to a be convenient for heterotypic work piece presss from both sides tightly fixed, the location of being convenient for, the tight frock of clamp that the suitability is strong.

Description

Special-shaped workpiece clamping tool applied to machine tool

Technical Field

The utility model relates to a machine tool fixture's technical field specifically is a be applied to heterotypic work piece clamping frock of lathe.

Background

When a grinding machine is used for machining, a clamping tool is usually needed to fix a workpiece, and after the workpiece is fixed, machining such as polishing can be performed.

According to the work piece lathe anchor clamps of numerical control burnishing machine that patent document with application number CN201920497363.9 provided, this product includes servo motor, lathe anchor clamps main part, connecting rod, coupling mechanism, and the lathe anchor clamps main part includes housing, baffle, is used for adjusting the moving mechanism, upper cover plate, actuating mechanism of anchor clamps specification and is used for actuating mechanism and moving mechanism looks driven rectangular gear, actuating mechanism installs between housing and baffle, actuating mechanism passes through rectangular gear and moving mechanism mechanical connection, moving mechanism is located between baffle and the upper cover plate. The product is convenient for clamping workpieces with different apertures.

The product in the patent is convenient for the clamp of different aperture work pieces and adorns, but some work piece profile is irregular when processing, and the product in the patent is not convenient for the clamp of this type of part and adorns, consequently needs to design a clamp frock that the heterotypic work piece of being convenient for presss from both sides tightly fixedly, be convenient for location, and the suitability is strong.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a be applied to the tight frock of heterotypic work piece clamp of lathe for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides a be applied to heterotypic work piece of lathe and press from both sides tight frock, includes the device main part, the device main part includes work platform, two fixed slide rail boards on the work platform, sliding connection slider on the slide rail board, slider one side is equipped with drive assembly, be equipped with the backing plate on the slider, the backing plate with be equipped with lifting unit between the slider, backing plate one side is equipped with clamping device, clamping device includes the foundation shaft, the foundation shaft with be equipped with flexible subassembly between the backing plate, the foundation shaft both sides all are equipped with the clamp plate, two the clamp plate all articulates the foundation shaft, two the clamp plate lateral wall all is equipped with the extension subassembly, the clamp plate with be equipped with angle adjusting part between the backing plate, the clamp plate is kept away from backing plate one side is equipped with supplementary clamp part.

Preferably, the driving assembly comprises a fixed box, the fixed box is fixed on the slide rail plate, a motor is fixed in the fixed box, the output end of the motor is connected with a lead screw, the lead screw penetrates through the rear nut of the fixed box to be connected with a sliding block, and the other end of the lead screw is connected with the slide rail plate in a rotating mode. In the preferred embodiment, the driving force is provided for the sliding of the slider by the driving assembly.

Preferably, two lug hanging platforms are arranged on two side walls of the sliding block, and the two lug hanging platforms are connected with the sliding rail plate in a sliding mode. In the preferred embodiment, the hanging lug platform is used for facilitating the stable connection between the sliding block and the sliding rail plate.

Preferably, lifting unit includes four locating pieces and two lift pneumatic cylinders, four the locating piece is all fixed in the backing plate bottom, locating piece sliding connection slider, two lift pneumatic cylinder all fixes on the backing plate, lift pneumatic cylinder output runs through backing plate joint slide upper surface. In the preferred embodiment, the height of the tie plate is conveniently adjusted by the lifting assembly.

Preferably, the telescopic assembly comprises a telescopic hydraulic cylinder, the telescopic hydraulic cylinder is fixed on the base plate, the output end of the telescopic hydraulic cylinder is connected with the fixing frame, and the fixing frame is connected with two ends of the base shaft. In the preferred embodiment, adjustment of the position of the base shaft is facilitated by a telescoping assembly.

Preferably, the extension assembly comprises a pressing plate and two connecting rods, the two connecting rods are connected with the pressing plate and extend to the external sliding connection clamping plate, and springs are sleeved on the outer walls of the connecting rods. In the preferred embodiment, the extension assembly facilitates an increase in clamping range and provides compressive force to the profiled portion of the workpiece.

Preferably, the angle adjusting assembly comprises a driving hydraulic cylinder, the driving hydraulic cylinder is fixed on the base plate, the output end of the driving hydraulic cylinder is connected with the supporting rod, the supporting rod is connected with the annular frame in a sliding mode, and the annular frame is fixed on the side wall of the clamping plate. In the preferred embodiment, the clamping plate is convenient to rotate around the base shaft through the angle adjusting assembly, and is convenient to adjust to different angles.

Preferably, the auxiliary clamping assembly comprises an anti-skid plate, the anti-skid plate is connected with the side wall of the clamping plate in a sliding mode, and a rubber layer is arranged on the anti-skid plate. In the preferred embodiment, stable clamping of the workpiece is facilitated by the auxiliary clamping assembly.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in realize clamping device's horizontal migration through drive assembly, realize clamping device's lift through flexible subassembly, clamping device's free location has been realized, it stabilizes fixed work piece to be convenient for stabilize through cooperation between two clamping device, be convenient for adjust the position of base axle through flexible subassembly among the clamping device, be convenient for the clamp plate through angle adjusting part rotates around the base axle, be convenient for adjust different angles, so that cooperate with the heterotypic boss or the heterotypic sunken of workpiece surface, be convenient for increase clamping range through the extension subassembly, be convenient for provide the packing force for work piece heterotypic position, be convenient for stably press from both sides tight work piece through supplementary clamping component.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is an axial view of the overall structure of the present invention;

FIG. 2 is a side view of the structure of the clamping device of the present invention;

FIG. 3 is a side view of the overall structure of the present invention;

fig. 4 is a side view of the angle adjusting assembly of the present invention.

In the figure: 1. a device main body; 11. a working platform; 12. a slide rail plate; 13. a slider; 131. an ear hanging table; 14. a drive assembly; 141. a fixed box; 142. a motor; 143. a screw rod; 15. a base plate; 16. a lifting assembly; 161. positioning blocks; 162. a lifting pneumatic cylinder; 2. a clamping device; 21. a base shaft; 22. a telescoping assembly; 221. a telescopic hydraulic cylinder; 222. a fixed mount; 23. a clamping plate; 24. an extension assembly; 241. pressing a plate; 242. a connecting rod; 243. a spring; 25. an angle adjustment assembly; 251. driving the hydraulic cylinder; 252. a support bar; 253. an annular frame; 26. an auxiliary clamping assembly; 261. an anti-skid plate; 2611. a rubber layer.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1 and 3 in greater detail, a special-shaped workpiece clamping tool applied to a machine tool includes a device main body 1, the device main body 1 includes a working platform 11, two sliding rail plates 12 are fixed on the working platform 11, a sliding block 13 is connected on the sliding rail plates 12 in a sliding manner, a driving component 14 is arranged on one side of the sliding block 13, a backing plate 15 is arranged on the sliding block 13, a lifting component 16 is arranged between the backing plate 15 and the sliding block 13, the driving component 14 includes a fixing box 141, the fixing box 141 is fixed on the sliding rail plates 12, a motor 142 is fixed in the fixing box 141, an output end of the motor 142 is connected with a lead screw 143, the lead screw 143 penetrates through the fixing box 141 and is connected with the sliding block 13, the other end of the lead screw 143 is rotatably connected with the sliding rail plates 12, two lug hanging platforms 131 are arranged on two side walls of the sliding block 13, and the sliding rail plates 12 are connected between the two lug hanging platforms 131 in a sliding manner, lifting unit 16 includes four locating pieces 161 and two lift pneumatic cylinder 162, four locating piece 161 all fixes in backing plate 15 bottom, locating piece 161 sliding connection slider 13, two lift pneumatic cylinder 162 all fixes on backing plate 15, lift pneumatic cylinder 162 output runs through backing plate 15 link block 13 upper surface. A workpiece to be fixed is placed on the working platform 11, the position of the clamping device 2 is adjusted according to the irregular bulges or depressions on the surface of the workpiece, the motor 142 is started, the output end of the motor 142 drives the screw rod 143 to rotate, the screw rod 143 drives the sliding block 13 to slide, the lifting pneumatic cylinder 162 is started after the sliding block 13 slides to a specified position, the lifting pneumatic cylinder 162 drives the base plate 15 to move upwards, and the workpiece can be clamped after the clamping device 2 moves to the specified position.

Referring to fig. 1, 2 and 4 again, a clamping device 2 is provided on one side of the backing plate 15, the clamping device 2 comprises a base shaft 21, a telescopic assembly 22 is arranged between the base shaft 21 and the backing plate 15, clamping plates 23 are arranged on two sides of the base shaft 21, the two clamping plates 23 are hinged with the base shaft 21, an angle adjusting component 25 is arranged between the clamping plate 23 and the backing plate 15, the telescopic component 22 comprises a telescopic hydraulic cylinder 221, the telescopic hydraulic cylinder 221 is fixed on the backing plate 15, the output end of the telescopic hydraulic cylinder 221 is connected with the fixing frame 222, the fixing bracket 222 is connected to both ends of the base shaft 21, the angle adjusting assembly 25 includes a driving hydraulic cylinder 251, the driving hydraulic cylinder 251 is fixed on the backing plate 15, the output end of the driving hydraulic cylinder 251 is connected with a support rod 252, the support rod 252 is slidably connected with an annular frame 253, and the annular frame 253 is fixed on the side wall of the clamping plate 23. The telescopic hydraulic cylinder 221 is started, the output end of the telescopic hydraulic cylinder 221 drives the base shaft 21 to move, the driving hydraulic cylinder 251 is started, the driving hydraulic cylinder 251 drives the supporting rod 252 to slide in the annular frame 253, the annular frame 253 drives the clamping plates 23 to rotate around the base shaft 21, when a workpiece is clamped, the base shaft 21 is placed at the topmost special-shaped protrusion or the bottommost special-shaped recess of the workpiece, the two clamping plates 23 clamp the side wall of the workpiece, and the two clamping devices 2 are matched to complete workpiece clamping.

Please refer to fig. 1-4, the side walls of the two clamping plates 23 are provided with extending assemblies 24, one side of the clamping plate 23 away from the base plate 15 is provided with an auxiliary clamping assembly 26, the extending assembly 24 includes a pressing plate 241 and two connecting rods 242, the two connecting rods 242 connect the pressing plate 241 and extend to the external sliding connection clamping plate 23, the outer wall of each connecting rod 242 is provided with a spring 243, the auxiliary clamping assembly 26 includes an anti-skid plate 261, the anti-skid plate 261 is connected to the side wall of the clamping plate 23 in a sliding manner, and the anti-skid plate 261 is provided with a rubber layer 2611. When a workpiece is clamped, the spring 243 pushes the pressing plate 241 to move outwards, the effective clamping range of the clamping plate 23 is enlarged, when a boss exists on the special-shaped bulge or the special-shaped recess of the workpiece, the boss presses the pressing plate 241, the spring 243 provides pressure for the pressing plate 241, the clamping of the workpiece is facilitated, when a groove exists on the special-shaped bulge or the special-shaped recess of the workpiece, the anti-skid plate 261 can be taken down in a sliding mode, and the auxiliary clamping is facilitated after the boss matched with the groove is installed in a sliding mode.

The utility model discloses a concrete operation as follows:

placing a workpiece to be fixed on a working platform 11, adjusting the position of a clamping device 2 according to the abnormal-shaped protrusion or recess on the surface of the workpiece, starting a motor 142, driving a screw rod 143 to rotate by an output end of the motor 142, driving a slide block 13 to slide by the screw rod 143, starting a lifting pneumatic cylinder 162 after the slide block 13 slides to a specified position, driving a backing plate 15 to move upwards by the lifting pneumatic cylinder 162, clamping the workpiece by the clamping device 2 after moving to the specified position, starting a telescopic hydraulic cylinder 221, driving a base shaft 21 to move by an output end of the telescopic hydraulic cylinder 221, starting a driving hydraulic cylinder 251, driving the supporting rod 252 to slide in an annular frame 253, driving a clamping plate 23 to rotate around the base shaft 21 by the annular frame 253, placing the base shaft 21 at the topmost part of the abnormal-shaped protrusion or the bottommost part of the abnormal-shaped recess of the workpiece when clamping the workpiece, clamping the two clamping plates 23 clamp the side wall of the workpiece, and completing the clamping of the workpiece by matching between the two clamping devices 2, when a workpiece is clamped, the spring 243 pushes the pressing plate 241 to move outwards, the effective clamping range of the clamping plate 23 is enlarged, when a boss exists on the special-shaped bulge or the special-shaped recess of the workpiece, the boss presses the pressing plate 241, the spring 243 provides pressure for the pressing plate 241, the clamping of the workpiece is facilitated, when a groove exists on the special-shaped bulge or the special-shaped recess of the workpiece, the anti-skid plate 261 can be taken down in a sliding mode, and the auxiliary clamping is facilitated after the boss matched with the groove is installed in a sliding mode.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The utility model provides a be applied to heterotypic work piece clamping frock of lathe, includes device main part (1), its characterized in that, device main part (1) includes work platform (11), work platform (11) are gone up two fixed slide rail boards (12), sliding connection slider (13) on slide rail board (12), slider (13) one side is equipped with drive assembly (14), be equipped with backing plate (15) on slider (13), be equipped with lifting unit (16) between backing plate (15) and slider (13), backing plate (15) one side is equipped with clamping device (2), clamping device (2) include basic shaft (21), be equipped with flexible subassembly (22) between basic shaft (21) and backing plate (15), basic shaft (21) both sides all are equipped with clamp plate (23), two clamp plate (23) all articulate basic shaft (21), two clamp plate (23) lateral wall all is equipped with extension subassembly (24), an angle adjusting assembly (25) is arranged between the clamping plate (23) and the base plate (15), and an auxiliary clamping assembly (26) is arranged on one side, far away from the base plate (15), of the clamping plate (23).

2. The special-shaped workpiece clamping tool applied to the machine tool is characterized in that the driving assembly (14) comprises a fixed box (141), the fixed box (141) is fixed on the sliding rail plate (12), a motor (142) is fixed in the fixed box (141), the output end of the motor (142) is connected with a screw rod (143), the screw rod (143) penetrates through a rear nut of the fixed box (141) and is connected with the sliding block (13), and the other end of the screw rod (143) is rotatably connected with the sliding rail plate (12).

3. The special-shaped workpiece clamping tool applied to the machine tool is characterized in that two lug hanging tables (131) are arranged on two side walls of the sliding block (13), and the sliding rail plate (12) is connected between the two lug hanging tables (131) in a sliding mode.

4. The special-shaped workpiece clamping tool applied to the machine tool is characterized in that the lifting assembly (16) comprises four positioning blocks (161) and two lifting pneumatic cylinders (162), the four positioning blocks (161) are fixed at the bottom of the base plate (15), the positioning blocks (161) are connected with the sliding block (13) in a sliding mode, the two lifting pneumatic cylinders (162) are fixed on the base plate (15), and output ends of the lifting pneumatic cylinders (162) penetrate through the upper surface of the base plate (15) and are connected with the sliding block (13).

5. The special-shaped workpiece clamping tool applied to the machine tool is characterized in that the telescopic assembly (22) comprises a telescopic hydraulic cylinder (221), the telescopic hydraulic cylinder (221) is fixed on the base plate (15), the output end of the telescopic hydraulic cylinder (221) is connected with a fixed frame (222), and the fixed frame (222) is connected with two ends of the base shaft (21).

6. The special-shaped workpiece clamping tool applied to the machine tool is characterized in that the extension assembly (24) comprises a pressure plate (241) and two connecting rods (242), the two connecting rods (242) are connected with the pressure plate (241) and extend to the outer sliding connection clamping plate (23), and a spring (243) is sleeved on the outer wall of each connecting rod (242).

7. The special-shaped workpiece clamping tool applied to the machine tool is characterized in that the angle adjusting assembly (25) comprises a driving hydraulic cylinder (251), the driving hydraulic cylinder (251) is fixed on the base plate (15), the output end of the driving hydraulic cylinder (251) is connected with a support rod (252), the support rod (252) is connected with an annular frame (253) in a sliding mode, and the annular frame (253) is fixed on the side wall of the clamping plate (23).

8. The special-shaped workpiece clamping tool applied to the machine tool is characterized in that the auxiliary clamping assembly (26) comprises an anti-slip plate (261), the anti-slip plate (261) is connected with the side wall of the clamping plate (23) in a sliding mode, and a rubber layer (2611) is arranged on the anti-slip plate (261).