CN214602139U - Vertical milling machine with balancing weight - Google Patents
Vertical milling machine with balancing weight Download PDFInfo
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- CN214602139U CN214602139U CN202120027302.3U CN202120027302U CN214602139U CN 214602139 U CN214602139 U CN 214602139U CN 202120027302 U CN202120027302 U CN 202120027302U CN 214602139 U CN214602139 U CN 214602139U
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- balancing weight
- aircraft nose
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Abstract
The utility model relates to a vertical milling machine of taking balancing weight, including aircraft nose, base and stand, stand fixed mounting in on the base, the vertical direction of stand is provided with the slide rail, the aircraft nose slides and installs on the slide rail, the stand top is provided with the motor, be connected with the lead screw in the pivot of motor, the lead screw drive the aircraft nose sliding motion, stand top both ends are the fixed two pairs of gears that are provided with respectively, two chains of fixedly connected with are distinguished at aircraft nose top both ends, the chain is around establishing the gear, the chain with the gear agrees with, two the chain is kept away from the one end of aircraft nose is connected with the balancing weight. This application has the effort of balanced aircraft nose to the lead screw, makes the lead screw can not the bending deformation need not the effect of frequent change.
Description
Technical Field
The utility model belongs to the technical field of vertical milling machine and specifically relates to a vertical milling machine of taking balancing weight is related to.
Background
Milling machines are primarily machine tools that use milling cutters to machine a variety of surfaces on a workpiece. When a vertical milling machine is used for processing a workpiece, a machine head with a milling cutter is required to slide on an upright column along the vertical direction for carrying out tool setting processing, for example, a Chinese patent with an authorization publication number of CN205888180U and an application date of 2016, 7, month and 22 discloses the vertical milling machine which comprises a base which is horizontally and transversely arranged, wherein the upper end of the base is provided with at least two transverse sliding rail seats which are horizontally and transversely arranged, the outer side ends, opposite to the two transverse sliding rail seats, are provided with transverse sliding rails which are horizontally and transversely arranged, and the upper ends of the transverse sliding rails are provided with workbenches which relatively slide and are horizontally and transversely arranged; the upper end of the base is provided with a vertical column which is vertically arranged, the upper end of the vertical column is provided with a vertical slide rail which is vertically arranged, the upper end of the vertical slide rail is provided with a machine head which can slide up and down, the lower end of the machine head is provided with a disc-shaped milling cutter which is horizontally arranged, and the upper end of the milling cutter is provided with a monitor.
With respect to the related art among the above, the inventors consider that the following drawbacks exist:
when using above-mentioned vertical milling machine processing work piece, the aircraft nose can slide along the vertical direction of stand, because the aircraft nose slides through the motor drive lead screw, the gravity that leads to the aircraft nose all can be used in on the lead screw for the lead screw takes place deformation very easily, and the lead screw is as accurate spare part, will lead to unable normal use after taking place deformation, consequently needs frequent change.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the lead screw of vertical milling machine needs frequent change, this application provides a vertical milling machine of taking balancing weight.
The application provides a take vertical milling machine of balancing weight adopts following technical scheme:
the utility model provides a take vertical milling machine of balancing weight, includes aircraft nose, base and stand, stand fixed mounting in on the base, the vertical direction of stand is provided with the slide rail, the aircraft nose slides and installs on the slide rail, be provided with the motor on the stand, be connected with the lead screw in the pivot of motor, the lead screw drive aircraft nose sliding motion, two pairs of gears are installed respectively at stand top both ends, two chains of fixedly connected with are distinguished at aircraft nose top both ends, the chain is around establishing the gear, the chain with gear engagement, two the chain is kept away from the one end of aircraft nose is connected with the balancing weight, the aircraft nose with the balancing weight is located respectively the front and back both ends of stand.
Through adopting above-mentioned technical scheme, when screw drive aircraft nose slided on the stand, the balancing weight carries out synchronous movement through the pulling cooperation aircraft nose of chain, and the weight of balancing weight and the weight of aircraft nose balance offset mutually, and the influence of the effort that the aircraft nose was applyed the lead screw reduces, makes the lead screw be difficult for producing bending deformation, need not frequent change.
Optionally, the weight block is arranged in a small-top and large-bottom manner, the center of gravity of the weight block deviates downwards from the center line, and the connecting part of the two chains and the weight block is higher than the center of gravity of the weight block.
Through adopting above-mentioned technical scheme, the focus that can reduce the balancing weight is set up to the shape of balancing weight size end, and the chain is connected and is higher than centrobaric position on the balancing weight, makes the balancing weight can steadily hang, is difficult for taking place the side direction and deflects.
Optionally, a counterweight groove is formed in the top of the counterweight block.
Through adopting above-mentioned technical scheme, when the weight of balancing weight needs to be adjusted, can place the pouring weight in the counter weight recess of balancing weight and carry out artifical adjustment, in addition, also can place the small-size part that vertical milling machine is used for the replacement in the counter weight recess, play the effect of adjustment weight and reserve accomodation.
Optionally, the bottom surface of the counterweight groove is concave in a spherical arc surface.
Through adopting above-mentioned technical scheme, when placing smallclothes object in disorder at random in the counter weight recess, can lead to the whole focus of balancing weight to take place the skew, sunken setting can make the object of placing slide to the central line, reduces the whole centrobaric skew of balancing weight.
Optionally, one side of balancing weight is provided with vertical gag lever post, the gag lever post with the balancing weight interval sets up, the balancing weight with be provided with the bolster on one side of chain connection position, the bolster is provided with the centre gripping opening, the gag lever post is worn to establish in the centre gripping opening.
Through adopting above-mentioned technical scheme, the circumferential direction of balancing weight is restricted by bolster and gag lever post, has avoided two iron chains because of balancing weight circumferential direction winding condition.
Optionally, the inner wall of the clamping opening and the limiting rod are arranged in a clearance mode.
Through adopting above-mentioned technical scheme, the influence of frictional force is reduced when centre gripping opening inner wall and the interval setting of gag lever post can make the vertical direction normal motion of balancing weight.
Optionally, one side of the limiting rod, which is far away from the counterweight block, is provided with a plurality of buffering protrusions, the buffering protrusions are distributed at intervals along the length direction of the limiting rod, the clamping opening is waist-shaped and is arranged along the direction of the buffering protrusions, and the buffering protrusions and the narrow side gaps on the two sides of the clamping opening are arranged.
By adopting the technical scheme, when one chain connected with the balancing weight is broken, the pulling force applied to two ends of the balancing weight becomes unbalanced, the balancing weight deflects, the gravity center of the balancing weight tends to deflect to one end of the unbroken chain and is positioned on the same vertical line with the connecting part of the unbroken chain, the buffer piece is pulled by the balancing weight and then tightly abuts against the limiting rod penetrating through the buffer piece, then the unbroken chain is broken along with the breaking of the balancing weight due to the fact that the unbroken chain cannot bear the pulling force of the balancing weight, after the breaking, the balancing weight continuously deflects and has a falling trend, in the process, the buffer piece is pulled to fall and continuously collide with the buffer bulge, the falling speed of the balancing weight can be reduced, and the impact injury of a free falling body of the balancing weight to a base of a milling machine or the ground is avoided; the buffer bulges are arranged in a clearance with narrow edges at two sides of the clamping opening, so that the counterweight block is not influenced by friction force when moving normally in the vertical direction.
Optionally, a sliding groove is formed in the stand column, and a sliding rod matched with the sliding groove is arranged on one side, close to the stand column, of the balancing weight.
Through adopting above-mentioned technical scheme, the groove that slides can effectively alleviate the circumstances that the balancing weight left and right sides rocked by a wide margin with the pole cooperation that slides.
In summary, the present application includes at least one of the following beneficial technical effects:
when the aircraft nose is slided by the lead screw drive on the stand, can effectively alleviate the effort that the aircraft nose produced the lead screw, make the difficult emergence bending deformation of lead screw, need not frequent change.
Drawings
Fig. 1 is a schematic view of the overall structure of the vertical milling machine of the present application.
Fig. 2 is a schematic view of the counterweight device of the vertical milling machine of the present application.
Fig. 3 is a schematic diagram of a limiting structure of the counterweight block of the vertical milling machine of the present application.
Fig. 4 is a schematic diagram of limiting details of the vertical milling machine counterweight of the present application.
Reference numerals: 100. a machine head; 200. a base; 300. a column; 310. a slide rail; 320. a motor; 330. a screw rod; 340. a gear; 350. a chain; 400. a balancing weight; 410. a counterweight groove; 420. a sliding groove; 430. a slide bar; 500. a limiting rod; 510. a buffer protrusion; 600. a buffer member; 610. the opening is clamped.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
Example 1: the embodiment of the application discloses vertical milling machine of tape weight piece, refer to fig. 1, including aircraft nose 100, base 200 and stand 300, stand 300 fixed mounting is on base 200, and stand 300 is provided with slide rail 310 in vertical direction, and aircraft nose 100 slides through buckle structure and installs on slide rail 310, and the stand 300 top is provided with motor 320, is connected with lead screw 330 in the pivot of motor 320, and lead screw 330 drive aircraft nose 100 carries out the gliding movement.
Two pairs of gears 340 are respectively installed at two ends of the top of the upright post 300, each pair of gears 340 is arranged in the front and back direction, two chains 350 are fixedly connected to two ends of the top of the machine head 100 respectively, the two chains 350 are respectively wound around the two pairs of gears 340 and meshed with the gears 340, referring to fig. 2, one end, far away from the machine head 100, of each chain 350 is rotatably connected with a balancing weight 400 through a pin shaft, the connecting part of each chain 350 and the balancing weight 400 is higher than the gravity center of the balancing weight 400, and the machine head 100 and the balancing weight 400 are respectively located at the front end and the back end of the upright post 300.
Referring to fig. 2, the weight block 400 is arranged in a small top and a large bottom, the center of gravity of the weight block 400 is at the downward offset position of the center line, the connection part of the two chains 350 and the weight block 400 is higher than the center of gravity of the weight block 400, referring to fig. 3, the top of the weight block 400 is provided with a weight groove 410, and the bottom surface of the weight groove 410 is a spherical arc surface depression.
Referring to fig. 2, a vertical limiting rod 500 is arranged at an interval on one side of the balancing weight 400, a plurality of buffering protrusions 510 are arranged on one side of the limiting rod 500 away from the balancing weight 400, and the buffering protrusions 510 are distributed at intervals along the length direction of the limiting rod 500.
Referring to fig. 3, a buffer 600 is connected to one side of a connection portion between the weight 400 and the chain 350, a clamping opening 610 is formed in the buffer 600, referring to fig. 4, the clamping opening 610 is waist-shaped, the limiting rod 500 is inserted into the clamping opening 610 of the buffer 600, an inner wall of the clamping opening 610 is spaced from the limiting rod 500, and narrow sides of two sides of the clamping opening 610 are spaced from the buffer protrusion 510.
Referring to fig. 3, a sliding groove 420 is formed on the upright 300, and a sliding rod 430 matched with the sliding groove 420 is fixedly connected to one side of the counterweight 400 close to the upright 300.
The implementation principle of the vertical milling machine with the balancing weight in the embodiment of the application is as follows:
the motor 320 drives the machine head 100 to slide on the sliding rail 310 of the upright post 300 through the screw 330, and through the connection of the chains 350, the balancing weight 400 is matched with the machine head 100 to move synchronously, the balancing weight 400 is moved, because the circumferential rotation of the balancing weight 400 is limited by the buffer piece 600 and the limiting rod 500, the two iron chains cannot be wound mutually, and the balancing weight 400 is swung left and right to be limited by the sliding rod 430 and the sliding groove 420.
When the weight of the weight block 400 needs to be adjusted, a weight can be placed in the weight groove 410 of the weight block 400 for manual adjustment.
When one of the chains 350 connected to the weight block 400 is broken, the pulling force applied to the two ends of the weight block 400 becomes unbalanced, the weight block 400 deflects, the gravity center of the weight block 400 tends to deflect to one end of the unbroken chain 350, and the position connected to the unbroken chain 350 is on the same vertical line, the buffer member 600 is pulled by the weight block 400 and then tightly abuts against the limiting rod 500 penetrating through the limiting rod, and then the unbroken chain 350 is broken due to the pulling force incapable of bearing the weight block 400, and after the breaking, the weight block 400 continues to deflect and has a falling tendency, in the process, the buffer member 600 is pulled to fall and continuously collide with the buffer protrusion 510, so that the falling speed of the weight block 400 is reduced, and the collision injury of the free falling body of the weight block 400 to the milling machine base 200 or the ground is avoided.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a take vertical milling machine of balancing weight, includes aircraft nose (100), base (200) and stand (300), stand (300) fixed mounting in on base (200), the vertical direction of stand (300) is provided with slide rail (310), aircraft nose (100) slide and install on slide rail (310), be provided with motor (320) on stand (300), be connected with lead screw (330) in the pivot of motor (320), lead screw (330) drive aircraft nose (100) gliding movement, its characterized in that: two pairs of gears (340) are installed respectively at stand (300) top both ends, two chains (350) of fixedly connected with are distinguished at aircraft nose (100) top both ends, chain (350) are around establishing gear (340), chain (350) with gear (340) meshing, two chain (350) are kept away from the one end of aircraft nose (100) is connected with balancing weight (400), aircraft nose (100) with balancing weight (400) are located respectively both ends around stand (300).
2. The vertical milling machine with the counterweight block according to claim 1, wherein: the weight block (400) is arranged in a small upper part and a large lower part, the gravity center of the weight block (400) is deviated downwards from the central line, and the connecting part of the two chains (350) and the weight block (400) is higher than the gravity center of the weight block (400).
3. The vertical milling machine with the counterweight block according to claim 2, wherein: the top of the balancing weight (400) is provided with a balancing weight groove (410).
4. The vertical milling machine with the counterweight block as claimed in claim 3, wherein: the bottom surface of the counterweight groove (410) is sunken in a spherical cambered surface.
5. The vertical milling machine with the counterweight block according to claim 1, wherein: one side of balancing weight (400) is provided with vertical gag lever post (500), gag lever post (500) with balancing weight (400) interval sets up, balancing weight (400) with be provided with bolster (600) on one side at chain (350) connection position, bolster (600) are provided with centre gripping opening (610), gag lever post (500) are worn to establish in centre gripping opening (610).
6. The vertical milling machine with the counterweight block as recited in claim 5, wherein: the inner wall of the clamping opening (610) and the limiting rod (500) are arranged in a clearance mode.
7. The vertical milling machine with the counterweight block as recited in claim 5, wherein: keep away from gag lever post (500) one side of balancing weight (400) is provided with a plurality of buffering arch (510), buffering arch (510) are followed the length direction interval distribution of gag lever post (500), centre gripping opening (610) are waist shape setting, just follow buffering arch (510) direction is seted up, buffering arch (510) with the both sides narrow limit clearance of centre gripping opening (610) sets up.
8. The vertical milling machine with the counterweight block according to claim 7, wherein: a sliding groove (420) is formed in the upright post (300), and a sliding rod (430) matched with the sliding groove (420) is arranged on one side, close to the chain (350), of the balancing weight (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120027302.3U CN214602139U (en) | 2021-01-06 | 2021-01-06 | Vertical milling machine with balancing weight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120027302.3U CN214602139U (en) | 2021-01-06 | 2021-01-06 | Vertical milling machine with balancing weight |
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| Publication Number | Publication Date |
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| CN214602139U true CN214602139U (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120027302.3U Active CN214602139U (en) | 2021-01-06 | 2021-01-06 | Vertical milling machine with balancing weight |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113997115A (en) * | 2022-01-04 | 2022-02-01 | 中机智能装备创新研究院(宁波)有限公司 | Power-off protection method and device for hydrostatic guide rail used in vertical direction |
-
2021
- 2021-01-06 CN CN202120027302.3U patent/CN214602139U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113997115A (en) * | 2022-01-04 | 2022-02-01 | 中机智能装备创新研究院(宁波)有限公司 | Power-off protection method and device for hydrostatic guide rail used in vertical direction |
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