CN117260311A

CN117260311A - A fixed fixture for large cutting capacity milling machines

Info

Publication number: CN117260311A
Application number: CN202311453157.5A
Authority: CN
Inventors: 邵舒
Original assignee: Shanghai Dimi Advanced Composite Material Co ltd
Current assignee: Shanghai Dimi Advanced Composite Material Co ltd
Priority date: 2023-11-02
Filing date: 2023-11-02
Publication date: 2023-12-22
Anticipated expiration: 2043-11-02
Also published as: CN117260311B

Abstract

This application relates to the field of fixed fixtures for milling machines. Specifically, it discloses a fixed fixture for milling machines with large cutting capacity, which includes a machine base. A limit baffle is provided on one side of the machine base. A number of sliding splints are slidably connected to the machine base. The side walls of the adjacent sliding splints are abutted against each other. The sliding splints and the limit baffles are used to clamp the items to be processed. The machine base is provided with a first mechanism for pushing the plurality of sliding splints to move closer to the limit baffles. The driving member is provided with a plurality of locking plates for lifting and lowering the machine base. The machine base is provided with a plurality of second driving members for driving the plurality of locking plates to move closer to the machine base. The locking plates are used to press the items to be processed away from the machine base. side. This application has the effect of improving the stability of clamping the items to be processed and ensuring the accuracy of processing the items to be processed.

Description

Fixing clamp for milling machine with large cutting amount

Technical Field

The application relates to the field of milling machine fixing fixtures, in particular to a fixing fixture for a large-cutting-amount milling machine.

Background

Milling machines mainly refer to machine tools for machining various surfaces of a workpiece by using milling cutters. The rotary motion of the milling cutter is usually the dominant motion, and the movement of the workpiece and the milling cutter is the feed motion. It can be used for machining plane and groove, and also can be used for machining various curved surfaces and gears, etc.

In the related art, a milling machine mounting fixture comprises a fixed seat, a plurality of check blocks are arranged on the fixed seat, a plurality of sliding clamping blocks are connected to the fixed seat in a sliding manner, the check blocks are arranged in a one-to-one correspondence manner with the sliding clamping blocks, a plurality of driving pieces for driving the sliding clamping blocks to move towards the position close to the check blocks are arranged on the fixed seat, and the driving pieces push the bad clamping blocks to move towards the position close to the check blocks, so that the purpose of clamping an object to be machined can be achieved.

To above-mentioned related art, the prior art is fixed through clamp splice and dog that slide, and the article of waiting to process adopts the fixed mode of such local region centre gripping, has the region of certain vacancy between the clamp splice that slides adjacent two, and the milling machine is at the in-process of processing, and the article of waiting to process can produce great cutting force when carrying out the processing of large-scale cutting volume at the processing of milling machine in the region of vacancy, leads to waiting to process the article and can produce certain rocking, influences the accuracy of waiting to process the article processing, and what need to improve urgently.

Disclosure of Invention

In order to improve the stability of waiting to process article centre gripping, ensure the precision of waiting to process article processing, this application provides a mounting fixture for large cutting volume milling machine.

The application provides a large cutting volume mounting fixture for milling machine adopts following technical scheme:

the utility model provides a mounting fixture for large cutting amount milling machine, includes the frame, frame one side is provided with limit baffle, it is connected with a plurality of sliding splint to slide on the frame, adjacent the mutual butt of sliding splint lateral wall is in the same place, sliding splint with limit baffle is used for pressing from both sides tight article of waiting to process, be provided with on the frame and be used for promoting a plurality of sliding splint to the first driving piece that is close to limit baffle and remove, the frame goes up and down to be provided with a plurality of locking plates, be provided with on the frame and be used for driving a plurality of locking plate is close to a plurality of second driving pieces that the frame removed, the locking plate is used for compressing tightly the one side that the frame was kept away from to the article of waiting to process.

Through adopting above-mentioned technical scheme, during the use, will wait to process the article and put between limit baffle and the splint that slide, the cooperation uses first driving piece to fix waiting to process the article, and the cooperation uses the second driving piece to stimulate the locking board and support tightly in waiting to process the article upside to can make waiting to process the article and can fix more stably, improve waiting to process the fixed stability of article, and adopt such design, can cooperate according to a plurality of splint that slide, thereby can press from both sides a plurality of waiting to process the article simultaneously, improve the stability of waiting to process article centre gripping.

Optionally, limit baffle bolted connection in on the frame, the frame is close to limit baffle's one side has seted up the mounting groove, the regulating block has been inserted in the mounting groove, the regulating block is used for controlling the height of waiting to process the article.

Through adopting above-mentioned technical scheme, use the regulating block can control the height of waiting to process article apart from the frame to can make the milling machine process waiting to process the article more accurately, improve the stability of processing waiting to process the article.

Optionally, a limiting sliding groove is formed in the machine base, and a limiting sliding block matched with the limiting sliding groove in a sliding mode is arranged at the bottom of the sliding clamping plate.

Through adopting above-mentioned technical scheme, use spacing slider and spacing spout can make the splint that slide can more smoothly slide, improve the stability that uses the splint that slides.

Optionally, the limit baffle is kept away from one side of sliding splint has been seted up and has been dodged the groove, dodge the groove and run through limit splint upside is seted up.

Through adopting above-mentioned technical scheme, use and dodge the groove and can let the milling machine use more smoothly, reduce limit baffle and produce the interference to the milling machine, improve the convenience of using limit baffle.

Optionally, a plurality of dodge spouts have been seted up on the frame, be provided with on the slide splint with dodge spout slip complex connection slide, the second driving piece is fixed in on the connection slide.

Through adopting above-mentioned technical scheme, use the fixed second driving piece of connection slide, can make the splint that slide in the removal to can promote the locking plate to be close to the article removal of waiting to process, thereby can make locking plate and splint that slide can be simultaneously to be close to or keep away from waiting to process article removal, thereby can make article can more conveniently put between limit baffle and splint that slide, improve waiting to process article installation and dismantlement's convenience.

Optionally, limit baffle is close to one side of sliding splint is provided with a plurality of sliding rods, the sliding rod runs through sliding splint with the connection slide sets up, set up on the regulating block with sliding rod grafting complex dodges the hole.

Through adopting above-mentioned technical scheme, use slide bar and slide splint, connect slide and regulating block grafting cooperation to can make slide splint and connect the slide and can more stably slide, and make the regulating block can be more stably fixed.

Optionally, the last rotation of limit baffle is connected with a plurality of regulating axles, the regulating axle is close to one side eccentric being provided with the eccentric wheel of frame, the eccentric wheel is used for the drive the regulating axle goes up and down, the regulating axle is kept away from one side of frame is provided with the rolling disc.

Through adopting above-mentioned technical scheme, rotate eccentric wheel drive regulating block and go up and down to can make the regulating block can more convenient height-adjusting, make the regulating block can be more convenient be applicable to not unidimensional waiting to process the article.

Optionally, a plurality of spacing lugs are arranged on one side of the limiting baffle, which is close to the adjusting block, and a plurality of spacing grooves which are in splicing fit with the spacing lugs are arranged on one side of the adjusting block, which is close to the limiting baffle.

Through adopting above-mentioned technical scheme, spacing lug and spacing recess grafting cooperation to can make limit baffle fixed more steadily, improve the stability of using the regulating block, and ensure the fixed firmness of waiting to process article.

Optionally, the fixed slide is connected with in the slip of locking plate bottom, be provided with the locking bolt that is used for locking fixed slide on the locking plate, the second driving piece by be fixed in drive seat on the connection slide with drive shaft on the drive seat constitutes, the drive shaft is kept away from one end of drive seat is fixed in on the fixed slide.

Through adopting above-mentioned technical scheme, can adjust the position of locking plate to can make the locking plate be applicable to on the various unidimensional waiting processing article, improve the convenience of using the locking plate.

Optionally, a countersunk groove is formed in one side, close to the locking plate, of the fixed sliding plate, a fixing bolt is inserted into the countersunk groove, and the fixing bolt is connected to the driving shaft in a threaded fit mode.

Through adopting above-mentioned technical scheme, can make the drive shaft be fixed in more convenient on the fixed slide, improve the convenience of using fixed slide.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the clamping device is used, an object to be processed is placed between the limit baffle and the sliding clamping plates, the object to be processed is fixed by matching with the first driving piece, and then the locking plate is pulled by matching with the second driving piece to be abutted against the upper side of the object to be processed, so that the object to be processed can be more stably fixed, the stability of fixing the object to be processed is improved, and by adopting the design, a plurality of the objects to be processed can be simultaneously clamped according to the matching of the sliding clamping plates, and the clamping stability of the object to be processed is improved;

2. the height of the object to be processed from the machine base can be controlled by using the adjusting block, so that the milling machine can process the object to be processed more accurately, and the stability of processing the object to be processed is improved;

3. the second driving piece is fixed by the connecting sliding plate, so that the sliding clamping plate moves, the locking plate can be pushed to move towards the object to be processed, the locking plate and the sliding clamping plate can move towards the object to be processed or away from the object to be processed, the object can be placed between the limiting baffle plate and the sliding clamping plate more conveniently, and the convenience of installing and detaching the object to be processed is improved.

Drawings

Fig. 1 is a schematic structural view of a fixture for a large-cutting-amount milling machine according to embodiment 1 of the present application.

Fig. 2 is a cross-sectional view of a fixture for a large-cutting-amount milling machine according to example 1 of the present application.

Fig. 3 is a schematic view of a partial explosion of a fixture for a large-cutting-amount milling machine according to embodiment 2 of the present application.

Fig. 4 is an enlarged schematic view of the portion a in fig. 3.

Fig. 5 is an exploded view of an embodiment of the present application highlighting an eccentric.

Reference numerals: 1. a base; 2. a second driving member; 3. an adjusting block; 4. a limit baffle; 5. an avoidance groove; 6. a first driving member; 7. a locking plate; 8. a mounting groove; 9. a slip splint; 10. limiting sliding grooves; 11. a limit sliding block; 12. the connecting slide plate; 13. avoiding the chute; 14. a limit bump; 15. an adjusting shaft; 16. an eccentric wheel; 18. a locking bolt; 19. a fixing bolt; 20. a sliding rod; 21. fixing the sliding plate; 22. a drive shaft; 23. a rotating disc; 24. a limit groove; 25. avoiding the hole.

Detailed Description

The present application is described in further detail below in conjunction with fig. 1-5.

The embodiment of the application discloses a large cutting amount fixed fixture for milling machine.

Example 1:

referring to fig. 1 and 2, a mounting fixture for milling machine with large cutting capacity, including frame 1, frame 1 one side bolted connection has limit baffle 4, and frame 1 is last to slide and is connected with four slide clamp plate 9, and slide clamp plate 9 is the rectangular plate, and adjacent slide clamp plate 9 lateral wall butt each other is in the same place, and slide clamp plate 9 is used for pressing from both sides tight article to be processed with limit baffle 4, installs on frame 1 and is used for promoting a plurality of slide clamp plates 9 to be close to the first driving piece 6 that limit baffle 4 removed, and first driving piece 6 is first driving cylinder, thereby can make slide clamp plate 9 more smooth and easy slip. The machine base 1 is provided with a limiting chute 10, and the bottom of the sliding clamping plate 9 is provided with a limiting slide block 11 which is in sliding fit with the limiting chute 10, so that the sliding clamping plate 9 can slide more smoothly.

The frame 1 goes up and down to be connected with four locking plates 7, and locking plate 7 is the rectangular plate, and locking plate 7 length is unanimous with the splint 9 length that slides, and locking plate 7 and the setting of splint 9 one-to-one that slides are fixed with on the frame 1 and are used for driving four locking plates 7 to a plurality of second driving pieces 2 that are close to the frame 1 and remove, and second driving piece 2 is the second actuating cylinder, and locking plate 7 is used for compressing tightly one side that the article of waiting to process kept away from frame 1 to can make the article can fix more stably, improve the fixed stability of article.

The limit baffle 4 is a rectangular plate, the length of the limit baffle 4 is consistent with that of the machine base 1, the mounting groove 8 is formed in one side, close to the limit baffle 4, of the machine base 1, the regulating block 3 is inserted into the mounting groove 8, the regulating block 3 is a rectangular block, and the regulating block 3 is added, so that the height of the to-be-processed object protruding the limit baffle 4 can be controlled, the to-be-processed object can be more conveniently fixed, and the fixing clamp can be adapted to the to-be-processed object with more sizes. The groove 5 of dodging has been seted up to one side that limit baffle 4 kept away from slide splint 9, dodges the groove 5 and be the rectangle groove, dodges that groove 5 runs through limit splint upside and sets up to can make the milling machine when using, reduce to produce the interference to milling machine tool, improve the convenience that mounting fixture used.

The implementation principle of the embodiment 1 is as follows: during operation, to be processed article is put between limit baffle 4 and slide splint 9, and the cooperation uses first drive to fix to be processed article, and cooperation uses second driving piece 2 to stimulate locking plate 7 to support tightly in to be processed article upside again to can make to be processed article can be more stably fixed, make to be processed article can the omnidirectional be fixed, improve the stability of to be processed article centre gripping.

Example 2:

referring to fig. 3 and 4, a fixing clamp for a milling machine with large cutting capacity is different from embodiment 1 in that a plurality of avoiding sliding grooves 13 are formed in a machine base 1, a connecting sliding plate 12 which is in sliding fit with the avoiding sliding grooves 13 is fixed on a sliding clamping plate 9, a second driving member 2 is fixedly connected to the connecting sliding plate 12, and the second driving member 2 is fixed on the connecting sliding plate 12, so that a locking plate 7 and the sliding clamping plate 9 can synchronously move, and the convenience of clamping an object to be processed is improved.

One side of limit baffle 4, which is close to slide clamp plate 9, is fixed with a plurality of slide rods 20, slide rods 20 are cylindrical rods, slide rods 20 are fixed along the sliding direction of slide clamp plate 9, slide rods 20 penetrate through slide clamp plate 9 and connecting slide plate 12 simultaneously, and referring to fig. 5, avoidance holes 25 which are in plug-in fit with slide rods 20 are formed in adjusting block 3, so that slide clamp plate 9 and connecting slide plate 12 can slide more smoothly and stably.

The limiting baffle 4 is rotationally connected with two regulating shafts 15, one side of the regulating shaft 15, which is close to the machine base 1, is eccentrically fixed with an eccentric wheel 16, the eccentric wheel 16 is used for driving the regulating shaft 15 to lift, one side of the regulating shaft 15, which is far away from the machine base 1, is fixed with a rotating disc 23, the rotating disc 23 is cylindrical, a friction groove for increasing friction force is formed in the periphery of the rotating disc 23, one side of the limiting baffle 4, which is close to the regulating block 3, is integrally formed with a plurality of limiting lugs 14, the cross section of the limiting lugs 14 is triangular, one side of the regulating block 3, which is close to the limiting stop, is provided with a limiting groove 24 which is in splicing fit with the limiting lugs 14, so that the regulating block 3 can be fixed more stably, and the stability of using the regulating block 3 is improved.

The bottom of the locking plate 7 is slidably connected with a fixed sliding plate 21, a locking bolt 18 for locking the fixed sliding plate 21 is fixed on the locking plate 7, and the locking bolt 18 is abutted on the fixed sliding plate 21, so that the position of the fixed sliding plate 21 is locked. The second driving cylinder comprises a driving seat fixed on the connecting slide plate 12 and a driving shaft 22 on the driving seat, one end of the driving shaft 22 away from the driving seat is fixedly connected on the fixed slide plate 21, a countersunk groove is formed in one side of the fixed slide plate 21 close to the locking plate 7, a fixing bolt 19 is inserted into the countersunk groove, and the fixing bolt 19 is connected on the driving shaft 22 in a threaded fit manner, so that the driving shaft 22 can be connected with the fixed slide plate 21 more conveniently, and the use convenience of the locking plate 7 is improved.

The implementation principle of the embodiment 2 is as follows: the difference with embodiment 1 is that, when using, the first driving piece 6 drives the sliding clamping plate 9 and the locking plate 7 to move towards being close to the limit baffle 4, when the sliding clamping plate 9 abuts against the article to be clamped, the second driving piece 2 drives the locking plate 7 to clamp the upper part of the article to be processed, thereby realizing the locking of the article to be processed, when the milling machine finishes processing, the locking plate 7 rises, the sliding clamping plate 9 is far away from the article to be processed, and meanwhile, the locking plate 7 is driven to be far away from the article to be processed, thereby enabling the article to be more conveniently installed and taken out, and improving the convenience of using the fixing clamp.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A fixed fixture for a milling machine with large cutting capacity, characterized in that it includes a machine base (1), a limit baffle (4) is provided on one side of the machine base (1), and the machine base (1) slides upward There are a plurality of sliding splints (9) that are moved and connected. The side walls of the adjacent sliding splints (9) are in contact with each other. The sliding splint (9) and the limiting baffle (4) are used to clamp According to the items to be processed, the machine base (1) is provided with a first driving member (6) for pushing a plurality of the sliding clamping plates (9) to move closer to the limiting baffle (4). The machine base (1) (1) A plurality of locking plates (7) are provided up and down, and the machine base (1) is provided with a plurality of third locking plates (7) for driving the plurality of locking plates (7) to move closer to the machine base (1). Two driving parts (2), the locking plate (7) is used to press the side of the object to be processed away from the machine base (1).

2. A fixed fixture for a large-capacity milling machine according to claim 1, characterized in that: the limit baffle (4) is bolted to the machine base (1), and the machine base (1) ) A mounting slot (8) is provided on one side close to the limit baffle (4). An adjusting block (3) is inserted into the mounting slot (8). The adjusting block (3) is used to control the The height of the processed item.

3. A fixed fixture for a large-capacity milling machine according to claim 1, characterized in that: a limited chute (10) is provided on the machine base (1), and a sliding splint (9) is provided at the bottom. There is a limit slide block (11) slidingly matched with the limit chute (10).

4. A fixed fixture for a large-capacity milling machine according to claim 1, characterized in that an avoidance groove (5) is provided on the side of the limit baffle (4) away from the sliding splint (9). ), the escape groove (5) is opened through the upper side of the limiting splint.

5. A fixed fixture for a large-capacity milling machine according to claim 2, characterized in that: the machine base (1) is provided with a plurality of avoidance chutes (13), and the sliding splint (9) There is a connecting slide plate (12) slidingly matched with the avoidance chute (13), and the second driving member (2) is fixed on the connecting slide plate (12).

6. A fixed fixture for a large-capacity milling machine according to claim 5, characterized in that: the limiting baffle (4) is provided with a plurality of sliding plates on one side close to the sliding clamping plate (9). Rod (20), the sliding rod (20) is disposed through the sliding splint (9) and the connecting slide plate (12), and the adjusting block (3) is provided with the sliding rod (20). ) relief hole (25) for plug-in mating.

7. A fixed fixture for a large-capacity milling machine according to claim 6, characterized in that: the limit baffle (4) is rotatably connected with a plurality of adjustment shafts (15), and the adjustment shafts (15) ) An eccentric wheel (16) is eccentrically arranged on one side close to the machine base (1). The eccentric wheel (16) is used to drive the adjusting shaft (15) to rise and fall. The adjusting shaft (15) is far away from the A rotating disk (23) is provided on one side of the machine base (1).

8. A fixed fixture for a large-capacity milling machine according to claim 7, characterized in that: the limit baffle (4) is provided with a plurality of limit protrusions on one side close to the adjustment block (3). Block (14), the side of the adjusting block (3) close to the limiting baffle (4) is provided with a plurality of limiting grooves (24) that are plug-fitted with the limiting bumps (14). .

9. A fixed fixture for a large-capacity milling machine according to claim 5, characterized in that: a fixed sliding plate (21) is slidably connected to the bottom of the locking plate (7), and a fixed sliding plate (21) is provided on the locking plate (7). There is a locking bolt (18) for locking and fixing the sliding plate (21). The second driving member (2) is composed of a driving base fixed on the connecting sliding plate (12) and a driving shaft (22) on the driving base. Composed, the end of the driving shaft (22) away from the driving seat is fixed on the fixed sliding plate (21).

10. A fixed fixture for a large-capacity milling machine according to claim 9, characterized in that: the fixed sliding plate (21) is provided with a countersunk groove on one side close to the locking plate (7). A fixing bolt (19) is inserted into the head groove, and the fixing bolt (19) is threadedly connected to the driving shaft (22).