A fixed clamp for heavy cut milling machine

Abstract

The application relates to the field of a milling machine fixing clamp, and particularly discloses a large-cutting-amount milling machine fixing clamp which comprises a machine base, a limiting baffle is arranged on one side of the machine base, a plurality of sliding clamping plates are slidably connected to the machine base, the side walls of adjacent sliding clamping plates abut against each other, the sliding clamping plates and the limiting baffle are used for clamping a to-be-processed article, a first driving piece for pushing the plurality of sliding clamping plates to move close to the limiting baffle is arranged on the machine base, a plurality of locking plates are arranged on the machine base in a lifting mode, a plurality of second driving pieces for driving the plurality of locking plates to move close to the machine base are arranged on the machine base, and the locking plates are used for pressing a side of the to-be-processed article away from the machine base. The application has the effects of improving the stability of clamping the to-be-processed article and ensuring the precision of processing the to-be-processed article.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of milling machine fixing clamps, in particular to a large cutting amount milling machine fixing clamp. BACKGROUND

[0002] The milling machine mainly refers to the machine tool for processing various surfaces of workpieces by milling cutters. Usually, the rotary motion of the milling cutter is the main motion, and the movement of the workpiece and the milling cutter is the feeding motion. It can process planes, grooves, and also various curved surfaces, gears, etc.

[0003] In the related art, a milling machine fixing clamp includes a fixed seat, a plurality of stop blocks are arranged on the fixed seat, a plurality of sliding clamping blocks are slidably connected to the fixed seat, the stop blocks and the sliding clamping blocks are arranged one by one, a plurality of driving members for driving the sliding clamping blocks to move close to the stop blocks are arranged on the fixed seat, the driving members push the sliding clamping blocks to move close to the stop blocks, so as to clamp the workpiece.

[0004] In view of the above related art, the prior art fixes the workpiece by the sliding clamping block and the stop block, and the workpiece is clamped and fixed in the local area in this way. There is a certain gap between the two adjacent sliding clamping blocks. During the processing of the milling machine, the workpiece in the gap will be processed by the milling machine. When the milling machine processes a large cutting amount, a large cutting force will be generated, which will cause the workpiece to shake, affect the accuracy of the workpiece processing, and needs to be improved. SUMMARY

[0005] In order to improve the stability of the clamped workpiece and ensure the accuracy of the workpiece processing, the present application provides a large cutting amount milling machine fixing clamp.

[0006] The large cutting amount milling machine fixing clamp provided by the present application adopts the following technical scheme:

[0007] A large cutting amount milling machine fixing clamp includes a machine base, a limiting baffle is arranged on one side of the machine base, a plurality of sliding clamping plates are slidably connected to the machine base, the side walls of adjacent sliding clamping plates abut against each other, the sliding clamping plates and the limiting baffle are used for clamping a workpiece, a first driving member for pushing a plurality of sliding clamping plates to move close to the limiting baffle is arranged on the machine base, a plurality of locking plates are arranged on the machine base in a lifting manner, a plurality of second driving members for driving a plurality of locking plates to move close to the machine base are arranged on the machine base, and the locking plates are used for pressing the workpiece away from one side of the machine base.

[0008] By adopting the technical scheme, the to-be-processed article is placed between the limiting baffle and the sliding clamping plate during use, the first driving element is used to fix the to-be-processed article, and the second driving element is used to pull the locking plate to abut against the upper side of the to-be-processed article, so that the to-be-processed article can be fixed more stably, the stability of the to-be-processed article is improved, and the design can be used to clamp a plurality of to-be-processed articles at the same time according to the plurality of sliding clamping plates, and the stability of clamping the to-be-processed article is improved.

[0009] Optionally, the limiting baffle is bolted to the base, an installation groove is formed in the side of the base close to the limiting baffle, and an adjusting block is inserted into the installation groove and used to control the height of the to-be-processed article.

[0010] By adopting the technical scheme, the height of the to-be-processed article from the base can be controlled by using the adjusting block, so that the milling machine can process the to-be-processed article more accurately, and the stability of processing the to-be-processed article is improved.

[0011] Optionally, a limiting sliding groove is formed in the base, and a limiting sliding block is arranged at the bottom of the sliding clamping plate and used to slide in cooperation with the limiting sliding groove.

[0012] By adopting the technical scheme, the sliding clamping plate can slide more smoothly by using the limiting sliding block and the limiting sliding groove, and the stability of using the sliding clamping plate is improved.

[0013] Optionally, an avoiding groove is formed in the side of the limiting baffle away from the sliding clamping plate, and the avoiding groove penetrates the upper side of the limiting baffle.

[0014] By adopting the technical scheme, the avoiding groove can make the milling machine be used more smoothly, reduce the interference of the limiting baffle on the milling machine, and improve the convenience of using the limiting baffle.

[0015] Optionally, a plurality of avoiding sliding grooves are formed in the base, a connecting sliding plate is arranged on the sliding clamping plate and used to slide in cooperation with the avoiding sliding grooves, and the second driving element is fixed on the connecting sliding plate.

[0016] By adopting the technical scheme, the second driving element can be fixed by using the connecting sliding plate, so that the sliding clamping plate can move at the same time, the locking plate can be pushed to move close to the to-be-processed article, the locking plate and the sliding clamping plate can move close to or away from the to-be-processed article at the same time, the to-be-processed article can be placed between the limiting baffle and the sliding clamping plate more conveniently, and the convenience of installing and dismounting the to-be-processed article is improved.

[0017] Optionally, the limiting baffle is provided with a plurality of sliding rods near one side of the sliding clamping plate, the sliding rods penetrate through the sliding clamping plate and are provided with the connecting sliding plate, and the adjusting block is provided with avoiding holes matched with the sliding rods.

[0018] By using the above technical scheme, the sliding clamping plate and the connecting sliding plate can be more stably slid, and the adjusting block can be more stably fixed by using the sliding rods, the sliding clamping plate, the connecting sliding plate and the adjusting block.

[0019] Optionally, a plurality of adjusting shafts are rotationally connected to the limiting baffle, eccentric wheels are arranged on the adjusting shafts near one side of the base, the eccentric wheels are used to drive the adjusting block to ascend and descend, and rotating discs are arranged on the adjusting shafts away from the base.

[0020] By using the above technical scheme, the adjusting block can be more conveniently adjusted in height, and the adjusting block can be more conveniently applied to different sizes of the to-be-processed articles by rotating the eccentric wheels to drive the adjusting block to ascend and descend.

[0021] Optionally, the limiting baffle is provided with a plurality of limiting protrusions near one side of the adjusting block, and the adjusting block is provided with a plurality of limiting grooves matched with the limiting protrusions near one side of the limiting baffle.

[0022] By using the above technical scheme, the limiting protrusions and the limiting grooves are matched, so that the limiting baffle can be more stably fixed, the stability of the adjusting block is improved, and the firmness of the to-be-processed articles is ensured.

[0023] Optionally, a fixed sliding plate is slidably connected to the bottom of the locking plate, locking bolts for locking the fixed sliding plate are arranged on the locking plate, the second driving member is composed of a driving seat fixed to the connecting sliding plate and a driving shaft on the driving seat, and one end of the driving shaft away from the driving seat is fixed to the fixed sliding plate.

[0024] By using the above technical scheme, the position of the locking plate can be adjusted, so that the locking plate can be applied to a plurality of different sizes of the to-be-processed articles, and the convenience of using the locking plate is improved.

[0025] Optionally, a countersunk groove is arranged on one side of the fixed sliding plate near the locking plate, a fixing bolt is inserted into the countersunk groove, and the fixing bolt is threadedly connected to the driving shaft.

[0026] By using the above technical scheme, the driving shaft can be more conveniently fixed to the fixed sliding plate, and the convenience of using the fixed sliding plate is improved.

[0027] In summary, the present application has at least one of the following beneficial technical effects:

[0028] 1. Using, the to be processed articles are placed between the limiting baffle and the sliding clamping plate, the first driving part is used to fix the to be processed articles, and the second driving part is used to pull the locking plate to abut against the upper side of the to be processed articles, so that the to be processed articles can be more stably fixed, the stability of the to be processed articles is improved, and according to the cooperation of a plurality of sliding clamping plates, a plurality of to be processed articles can be clamped at the same time, the stability of the clamping of the to be processed articles is improved.

[0029] 2. The height of the to be processed articles from the base can be controlled by using the adjusting block, so that the milling machine can more accurately process the to be processed articles, and the stability of processing the to be processed articles is improved.

[0030] 3. The second driving part is fixed by the connecting slide plate, so that the sliding clamping plate can move at the same time, so as to push the locking plate to move close to the to be processed articles, so that the locking plate and the sliding clamping plate can move close to or away from the to be processed articles at the same time, so that the articles can be more conveniently placed between the limiting baffle and the sliding clamping plate, and the convenience of mounting and dismounting the to be processed articles is improved. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is a structure schematic view of a large-cutting-amount milling machine fixing clamp of the embodiment 1 of the present application.

[0032] Figure 2 It is a sectional view of a large-cutting-amount milling machine fixing clamp of the embodiment 1 of the present application.

[0033] Figure 3 It is a partial explosion schematic view of a large-cutting-amount milling machine fixing clamp of the embodiment 2 of the present application.

[0034] Figure 4 It is Figure 3 the enlarged schematic view of part A.

[0035] Figure 5 It is an explosion schematic view of the embodiment of the present application for highlighting the eccentric wheel.

[0036] The reference signs: 1, base; 2, second driving part; 3, adjusting block; 4, limiting baffle; 5, avoiding groove; 6, first driving part; 7, locking plate; 8, mounting groove; 9, sliding clamping plate; 10, limiting sliding groove; 11, limiting sliding block; 12, connecting slide plate; 13, avoiding sliding groove; 14, limiting protruding block; 15, adjusting shaft; 16, eccentric wheel; 18, locking bolt; 19, fixing bolt; 20, sliding rod; 21, fixed slide plate; 22, driving shaft; 23, rotating disc; 24, limiting groove; 25, avoiding hole. DETAILED DESCRIPTION

[0037] The application will be further described in detail below with reference to the accompanying drawings. Figure 1 The application will be further described in detail below with reference to the accompanying drawings.

[0038] The application discloses a large-cutting-amount milling machine fixing clamp.

[0039] Embodiment 1:

[0040] With reference to Figure 1 and Figure 2 A large-cutting-amount milling machine fixing clamp, comprising a base 1, one side of the base 1 is bolted with a limiting baffle 4, four sliding clamping plates 9 are slidably connected to the base 1, the sliding clamping plates 9 are rectangular plates, the side walls of adjacent sliding clamping plates 9 abut against each other, the sliding clamping plates 9 and the limiting baffle 4 are used for clamping an article to be processed, a first driving element 6 for pushing the plurality of sliding clamping plates 9 to move close to the limiting baffle 4 is installed on the base 1, the first driving element 6 is a first driving cylinder, so that the sliding clamping plates 9 can slide more smoothly. A limiting sliding groove 10 is formed in the base 1, and a limiting sliding block 11 is arranged at the bottom of the sliding clamping plate 9 and slidably matched with the limiting sliding groove 10, so that the sliding clamping plate 9 can slide more smoothly.

[0041] Four locking plates 7 are connected to the base 1 in a lifting mode, the locking plates 7 are rectangular plates, the length of the locking plates 7 is consistent with the length of the sliding clamping plates 9, and the locking plates 7 are arranged in one-to-one correspondence with the sliding clamping plates 9, and a plurality of second driving elements 2 for driving the four locking plates 7 to move close to the base 1 are fixed on the base 1, the second driving elements 2 are second driving cylinders, and the locking plates 7 are used for pressing the article to be processed away from one side of the base 1, so that the article can be fixed more stably, and the stability of the article fixing is improved.

[0042] The limiting baffle 4 is a rectangular plate, the length of the limiting baffle 4 is consistent with the length of the base 1, an installation groove 8 is formed in the side of the base 1 close to the limiting baffle 4, an adjusting block 3 is inserted into the installation groove 8, the adjusting block 3 is a rectangular block, by increasing the adjusting block 3, the height of the article to be processed protruding from the limiting baffle 4 can be controlled, so that the article to be processed can be more conveniently fixed, and the fixing clamp can be adapted to more sizes of the article to be processed. An avoiding groove 5 is formed in the side of the limiting baffle 4 away from the sliding clamping plate 9, the avoiding groove 5 is a rectangular groove, and the avoiding groove 5 is formed through the upper side of the limiting baffle 4, so that when the milling machine is used, the interference on the tools on the milling machine can be reduced, and the convenience of using the fixing clamp is improved.

[0043] The working principle of the embodiment 1 is that when working, the to-be-processed article is placed between the limiting baffle 4 and the sliding clamping plate 9, the first driving member is used to fix the to-be-processed article, and the second driving member 2 is used to pull the locking plate 7 to abut against the upper side of the to-be-processed article, so that the to-be-processed article can be more stably fixed, and the to-be-processed article can be fixed in all directions, thereby improving the stability of clamping the to-be-processed article.

[0044] Embodiment 2:

[0045] Referring to Figure 3 and Figure 4 , a fixing clamp for a large-cut milling machine, which is different from the embodiment 1 in that a plurality of avoiding sliding grooves 13 are formed in the base 1, the sliding clamping plate 9 is fixed with a connecting sliding plate 12 which is in sliding cooperation with the avoiding sliding grooves 13, and the second driving member 2 is fixedly connected to the connecting sliding plate 12, so that the locking plate 7 and the sliding clamping plate 9 can be synchronously moved by fixing the second driving member 2 to the connecting sliding plate 12, thereby improving the convenience of clamping the to-be-processed article.

[0046] A plurality of sliding rods 20 are fixed to the side of the limiting baffle 4 close to the sliding clamping plate 9, the sliding rods 20 are cylindrical rods, the sliding rods 20 are fixed along the sliding direction of the sliding clamping plate 9, and the sliding rods 20 simultaneously penetrate the sliding clamping plate 9 and the connecting sliding plate 12, referring to Figure 5 , the adjusting block 3 is provided with avoiding holes 25 which are in plug-in cooperation with the sliding rods 20, so that the sliding clamping plate 9 and the connecting sliding plate 12 can more smoothly and stably slide.

[0047] The limiting baffle 4 is rotationally connected with two adjusting shafts 15, the adjusting shaft 15 is eccentrically fixed with an eccentric wheel 16 close to the side of the base 1, the eccentric wheel 16 is used to drive the adjusting block 3 to ascend and descend, the adjusting shaft 15 is fixed with a rotating disc 23 away from the base 1, the rotating disc 23 is cylindrical, the rotating disc 23 is provided with friction grooves on the side for increasing friction, the limiting baffle 4 is integrally formed with a plurality of limiting protrusions 14 close to the adjusting block 3, the limiting protrusions 14 are triangular in cross section, the adjusting block 3 is provided with limiting grooves 24 which are in plug-in cooperation with the limiting protrusions 14 close to the limiting protrusions 14, so that the adjusting block 3 can be more stably fixed, thereby improving the stability of using the adjusting block 3.

[0048] The bottom of the locking plate 7 is slidably connected with a fixed sliding plate 21, the locking plate 7 is fixed with a locking bolt 18 for locking the fixed sliding plate 21, the locking bolt 18 abuts on the fixed sliding plate 21, thereby locking the position of the fixed sliding plate 21. The second driving cylinder is composed of a driving seat fixed on the connecting sliding plate 12 and a driving shaft 22 on the driving seat, the driving shaft 22 is fixedly connected with the fixed sliding plate 21 at the end far away from the driving seat, the side of the fixed sliding plate 21 close to the locking plate 7 is provided with a countersunk groove, the countersunk groove is inserted with a fixed bolt 19, the fixed bolt 19 is threadedly connected with the driving shaft 22, thereby the driving shaft 22 can be more conveniently connected with the fixed sliding plate 21, and the convenience of using the locking plate 7 is improved.

[0049] The implementation principle of the embodiment 2 is that different from the embodiment 1, in use, the first driving part 6 drives the sliding clamp plate 9 and the locking plate 7 to move close to the limiting baffle 4, when the sliding clamp plate 9 abuts against the to-be-clamped article, the second driving part 2 drives the locking plate 7 to clamp the upper part of the to-be-processed article, thereby the locking of the to-be-processed article is realized, when the milling machine is processed, the locking plate 7 is lifted, the sliding clamp plate 9 is away from the to-be-processed article, and the locking plate 7 is also away from the to-be-processed article, thereby the article can be more conveniently installed and taken out, and the convenience of using the fixed clamp is improved.

[0050] The above are the preferred embodiments of the application, which do not limit the protection scope of the application, therefore: all equivalent changes made according to the structure, shape and principle of the application should be covered in the protection scope of the application.

Claims

1. A fixed fixture for a milling machine with large cutting volume, characterized in that: Includes a base (1), a limiting baffle (4) is provided on one side of the base (1), a plurality of sliding clamps (9) are slidably connected on the base (1), the side walls of adjacent sliding clamps (9) abut against each other, the sliding clamps (9) and the limiting baffle (4) are used to clamp the workpiece to be processed, the base (1) is provided with a first driving member (6) for pushing the plurality of sliding clamps (9) to move closer to the limiting baffle (4), a plurality of locking plates (7) are raised and lowered on the base (1), the base (1) is provided with a plurality of second driving members (2) for driving the plurality of locking plates (7) to move closer to the base (1), the locking plates (7) are used to press the side of the workpiece to be processed away from the base (1); The limiting baffle (4) is bolted to the machine base (1). The machine base (1) has an installation groove (8) on the side near the limiting baffle (4). An adjusting block (3) is inserted into the installation groove (8). The adjusting block (3) is used to control the height of the workpiece to be processed. The base (1) is provided with a plurality of clearance grooves (13), and the sliding clamp (9) is provided with a connecting slide plate (12) that slides and engages with the clearance grooves (13). The second drive member (2) is fixed on the connecting slide plate (12). Multiple adjusting shafts (15) are rotatably connected to the limiting baffle (4). An eccentric wheel (16) is eccentrically arranged on the side of the adjusting shaft (1) near the base (1). The eccentric wheel (16) is used to drive the adjusting block (3) to rise and fall. A rotating disk (23) is arranged on the side of the adjusting shaft (15) away from the base (1). Multiple limiting protrusions (14) are arranged on the side of the limiting baffle (4) near the adjusting block (3). Multiple limiting grooves (24) are opened on the side of the adjusting block (3) near the limiting baffle (4) to engage with the limiting protrusions (14). The bottom of the locking plate (7) is slidably connected to the fixed slide plate (21). The locking plate (7) is provided with locking bolts (18) for locking the fixed slide plate (21). The second driving member (2) consists of a driving seat fixed on the connecting slide plate (12) and a driving shaft (22) on the driving seat. The end of the driving shaft (22) away from the driving seat is fixed on the fixed slide plate (21).

2. The fixed fixture for a large cutting volume milling machine according to claim 1, characterized in that: The base (1) has a limiting groove (10) and the bottom of the sliding clamp (9) is provided with a limiting slider (11) that slides and cooperates with the limiting groove (10).

3. A fixed fixture for a large-cutting-capacity milling machine according to claim 1, characterized in that: The limiting baffle (4) has an avoidance groove (5) on the side away from the sliding clamp (9), and the avoidance groove (5) is opened through the upper side of the limiting baffle (4).

4. A fixed fixture for a large-cutting-capacity milling machine according to claim 1, characterized in that: The limiting baffle (4) is provided with a plurality of sliding rods (20) on the side near the sliding clamp (9). The sliding rods (20) pass through the sliding clamp (9) and the connecting slide plate (12). The adjusting block (3) is provided with clearance holes (25) that are inserted and cooperate with the sliding rods (20).

5. A fixed fixture for a large-cutting-capacity milling machine according to claim 1, characterized in that: The fixed slide plate (21) has a countersunk groove on the side near the locking plate (7), and a fixing bolt (19) is inserted into the countersunk groove. The fixing bolt (19) is threadedly connected to the drive shaft (22).

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