CN211249256U - Clamping auxiliary device for machine tool - Google Patents
Clamping auxiliary device for machine tool Download PDFInfo
- Publication number
- CN211249256U CN211249256U CN201922148330.6U CN201922148330U CN211249256U CN 211249256 U CN211249256 U CN 211249256U CN 201922148330 U CN201922148330 U CN 201922148330U CN 211249256 U CN211249256 U CN 211249256U
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- clamping
- air supply
- machine tool
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- cylinder
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- 238000003466 welding Methods 0.000 claims abstract description 6
- 230000006978 adaptation Effects 0.000 claims abstract description 5
- 210000003437 trachea Anatomy 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000003754 machining Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The utility model discloses a press from both sides tight auxiliary device for lathe, concretely relates to machine tool machining field, including be used for with lathe output shaft chassis, the air feed dish is installed to one side on chassis, the air feed ring, the fixing base is installed to the opposite side of air feed dish, the air guide pipeline is connected with the cylinder, being connected with the kelly of fixing base, the handle that resets is installed on the top of kelly, the inside movable mounting of cylinder has the ejector pin, the top swing joint of ejector pin has the fixation clamp, the support is installed on the right side of cylinder, be provided with the bracing piece of looks adaptation on the support, the top surface welding of fixation clamp. The utility model discloses a mode at fixation clamp near-end welding balancing weight utilizes centrifugal force to press from both sides tightly the work piece, and the card strip of cooperation afterbody simultaneously keeps the fixation clamp in a constant position, and the work piece drops when preventing that the rotational speed from slowing down, has abandoned the complex construction at traditional hydraulic pressure station, and simple structure easily maintains, greatly reduced's machine tool machining's manufacturing cost.
Description
Technical Field
The utility model relates to a machine tool machining technical field, more specifically say, the utility model specifically is a press from both sides tight auxiliary device for lathe.
Background
With the continuous development of industrial technology, the process precision of parts is improved while the modernization mechanization level is improved. The existing numerical control machine tool has higher and higher requirements on the work position indexing of parts in the manufacturing and processing process of complex parts. In particular, for the manufacturing and processing of complex and fine parts, the precision requirement is more strict, and the combination of high-precision parts has a precise mechanical structure, so that a clamping device such as a hydraulic station or a chuck is generally adopted for clamping a workpiece when the parts are processed on a numerical control machine tool at present.
However, in actual use, some disadvantages still exist, for example, although the clamping force of the hydraulic station is large and adjustable, the cost and the maintenance cost are high, the hydraulic station is difficult to popularize and use in some tiny enterprises, meanwhile, the hydraulic oil is easy to be polluted in the using process, the production cost is increased, the hydraulic oil does not have the cyclic utilization effect, the environmental pollution is serious, the chuck has high requirement on the machining precision, the clamping application range is limited, the manufacturing cost is high, and meanwhile, the loss in use is serious, so that the production cost is continuously increased.
Therefore, a machine tool clamping auxiliary device which is low in cost and suitable for efficiently clamping various large and small workpieces is needed.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a press from both sides tight auxiliary device for lathe, through the mode at fixation clamp near-end welding balancing weight, centrifugal force when utilizing the high-speed rotation of lathe presss from both sides tightly the work piece, the card strip of cooperation afterbody simultaneously, keep the fixation clamp in a invariable position, the work piece drops when preventing the rotational speed slow-down, the complex construction at traditional hydraulic pressure station has been abandoned, the device simple structure, and the maintenance cost is cheap, greatly reduced's machine tool machining's manufacturing cost, in order to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a clamping auxiliary device for a machine tool comprises a base plate connected with an output shaft of the machine tool, wherein a gas supply disc is fixedly arranged on one side of the base plate, a gas supply ring is sleeved on the edge of the gas supply disc, a fixing seat is fixedly arranged on the other side of the gas supply disc, a gas guide pipeline is fixedly connected to the center of the gas supply disc, a round hole is formed in the center of the fixing seat, a cylinder is fixedly connected to the gas guide pipeline through the round hole in the center of the fixing seat, a plurality of clamping rod springs are fixedly arranged on one side of the fixing seat, a plurality of clamping rods are rotatably connected to the rightmost end of the fixing seat, a plurality of clamping teeth are fixedly arranged on one side of each clamping rod, the other side of each clamping rod is fixedly connected with the corresponding clamping rod spring, a reset handle is fixedly arranged at the top end of each clamping rod, an ejector rod is movably, the support is provided with a threaded hole, a supporting rod matched with the threaded hole is arranged in the threaded hole of the support, a tightening bolt matched with the threaded hole is arranged at the top end of the supporting rod, a balancing weight is welded on the top surface of the fixing clamp, a round hole is formed in the bottom of the air supply ring, and an air pipe is fixedly connected with the round hole of the air supply ring.
In a preferred embodiment, the tail part of the fixing clip is provided with a sharp corner which is only supported between the clamping teeth, and the clamping end of the fixing clip is provided with an anti-slip groove.
In a preferred embodiment, the air supply disc is of a hollow disc-shaped structure, a plurality of air holes are formed in the edge of the air supply disc, the air supply ring is of a hollow ring shape, the air supply ring wraps the edge of the air supply disc, and the air supply disc can rotate inside the air supply ring.
In a preferred embodiment, the bottom of the air supply disc is connected with a high-pressure air pump through an air pipe, and the high-pressure air pump is an air pump with adjustable power.
In a preferred embodiment, a plurality of clamping rods arranged on the fixed seat are connected with the same reset handle, and the reset handle is annular.
In a preferred embodiment, the cylinder is provided with a round hole, the ejector rod is sleeved with a spring and penetrates through the round hole of the cylinder to be fixedly connected with the fixing clamp, and the support rod is sleeved with a spring and penetrates through the fixing clamp to be connected with the tightening bolt.
The utility model discloses a technological effect and advantage:
1. the utility model clamps the workpiece by the centrifugal force when the machine tool rotates at high speed in a mode of welding the balancing weight at the near end of the fixing clamp, and simultaneously, the fixing clamp is kept at a constant position by matching with the clamping strip at the tail part, so that the workpiece is prevented from falling off when the rotating speed is slowed down, the complex structure of the traditional hydraulic station is abandoned, the device has simple structure and low maintenance cost, and the production cost of machine tool processing is greatly reduced;
2. the utility model discloses an adopt pneumatic supplementary to press from both sides tightly, set up the cylinder and promote the fixation clamp and carry out preliminary clamp to the work piece and press from both sides tightly, utilize the air feed ring can provide stable clamping-force cooperation centrifugal force when the work piece is rotatory with work piece firmly centre gripping, the accessible is adjusted high compression pump's output adjusting device's clamping-force and is prevented that the dynamics from excessively pressing from both sides bad accurate work piece, improves the device's suitability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the overall front view structure of the present invention.
Fig. 3 is a schematic view of the cylinder structure of the present invention.
Fig. 4 is a schematic diagram of the air supply structure of the present invention.
The reference signs are: 1. a chassis; 2. a gas supply tray; 3. an air guide duct; 4. a fixed seat; 5. a clamping rod; 6. a gas supply ring; 7. a clamping rod spring; 8. resetting the handle; 9. clamping teeth; 10. a balancing weight; 11. a top rod; 12. a cylinder; 13. a support; 14. tightening the bolt; 15. a support bar; 16. a fixing clip; 17. the trachea.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in attached figures 1-4, the clamping auxiliary device for the machine tool comprises a base plate 1 connected with an output shaft of the machine tool, an air supply disc 2 is fixedly installed on one side of the base plate 1, an air supply ring 6 is sleeved on the edge of the air supply disc 2, a fixing seat 4 is fixedly installed on the other side of the air supply disc 2, an air guide pipeline 3 is fixedly connected with the center of the air supply disc 2, a round hole is formed in the center of the fixing seat 4, an air cylinder 12 is fixedly connected with the air guide pipeline 3 through the round hole in the center of the fixing seat 4, a plurality of clamping rod springs 7 are fixedly installed on one side of the fixing seat 4, a plurality of clamping rods 5 are rotatably connected with the rightmost end of the fixing seat 4, a plurality of clamping teeth 9 are fixedly installed on one side of each clamping rod 5, the other side of each clamping rod 5 is fixedly connected with the clamping rod spring 7, a reset handle, the right side fixed mounting of cylinder 12 has support 13, sets up threaded hole on support 13, and threaded hole of support 13 is provided with the bracing piece 15 of looks adaptation, and the top of bracing piece 15 is provided with the tightening bolt 14 of looks adaptation, and the top welding of fixation clamp 16 has balancing weight 10, and the round hole has been seted up to the bottom of air feed ring 6, and the round hole fixedly connected with trachea 17 of air feed ring 6.
The implementation mode is specifically as follows: the workpiece is clamped by the centrifugal force generated when the machine tool rotates at a high speed in a mode that the balancing weight 10 is welded at the near end of the fixing clamp 16, and meanwhile, the fixing clamp is kept at a constant position by matching with the clamping rod 5 at the tail part, so that the workpiece is prevented from falling off when the rotating speed is slowed down, the complex structure of the traditional hydraulic station is abandoned, the device has a simple structure and low maintenance cost, and the production cost of machine tool machining is greatly reduced;
wherein, the afterbody of fixation clamp 16 is the closed angle and only leans on between latch 9, and the clamping end of fixation clamp 16 is provided with anti-skidding recess, prevents that the holder landing.
Wherein, air feed dish 2 is hollow disc-shaped structure, and a plurality of gas pockets have been seted up at the edge of air feed dish 2, and air feed ring 6 is hollow annular, and air feed ring 6 wraps up at the edge of air feed dish 2, and air feed dish 2 can be at the inside rotation of air feed ring 6, realizes the pneumatic centre gripping of lathe man-hour.
The bottom of the air supply disc 2 is connected with a high-pressure air pump through an air pipe 17, the high-pressure air pump is a power-adjustable air pump, and the clamping force of an output power adjusting device of the high-pressure air pump can be adjusted.
Wherein, a plurality of clamping rods 5 arranged on the fixed seat 4 are connected with the same reset handle 8, and the reset handle 8 is annular, so that the workpiece can be rapidly detached.
Wherein, the cylinder 12 has seted up the round hole, has cup jointed the spring on the ejector pin 11 and has passed the round hole and the fixation clamp 16 fixed connection of cylinder 12, has cup jointed the spring on the bracing piece 15 and has passed the fixation clamp 16 and be connected with tightening bolt 14, can adjust the centre gripping scope according to the work piece size, improves the device's suitability.
The utility model discloses the theory of operation:
firstly will wait to process between work piece lift and the fixation clamp 16, if the too big or undersize accessible tightening bolt 14 of work piece is adjusted, let the back open the air pump of being connected with air feed ring 6 and press from both sides tightly, air feed ring 6 can be through 2 marginal gas pockets of air feed dish for cylinder 12 air feeds, 16 afterbody of fixation clamp can constantly take different latch 9 to lock when promoting the tight work piece of fixation clamp 16 through ejector pin 11, the balancing weight 10 makes the 16 centre gripping of fixation clamp tighter because centrifugal force when opening machine tool processing, close the air pump after waiting to process to accomplish, pull backward reset handle 8 can remove the work piece can.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. Clamping assistance device for a machine tool, comprising a chassis (1) for connection with an output shaft of the machine tool, characterized in that: the air supply device is characterized in that an air supply disc (2) is fixedly mounted on one side of the chassis (1), an air supply ring (6) is sleeved on the edge of the air supply disc (2), a fixing seat (4) is fixedly mounted on the other side of the air supply disc (2), an air guide pipeline (3) is fixedly connected to the center of the air supply disc (2), a round hole is formed in the center of the fixing seat (4), an air cylinder (12) is fixedly connected to the air guide pipeline (3) through the round hole in the center of the fixing seat (4), a plurality of clamping rod springs (7) are fixedly mounted on one side of the fixing seat (4), a plurality of clamping rods (5) are rotatably connected to the rightmost end of the fixing seat (4), a plurality of clamping teeth (9) are fixedly mounted on one side of each clamping rod (5), the other side of each clamping rod (5) is fixedly connected with the corresponding clamping rod spring (7), and, the inside movable mounting of cylinder (12) has ejector pin (11), the top swing joint of ejector pin (11) has fixation clamp (16), the right side fixed mounting of cylinder (12) has support (13), set up threaded hole on support (13), threaded hole of support (13) is provided with bracing piece (15) of looks adaptation, the top of bracing piece (15) is provided with tightening bolt (14) of looks adaptation, the top surface welding of fixation clamp (16) has balancing weight (10), the round hole has been seted up to the bottom of air feed ring (6), the round hole fixedly connected with trachea (17) of air feed ring (6).
2. A clamping assist apparatus for a machine tool according to claim 1, wherein: the tail of the fixing clamp (16) is a sharp corner which only leans between the clamping teeth (9), and the clamping end of the fixing clamp (16) is provided with an anti-skidding groove.
3. A clamping assist apparatus for a machine tool according to claim 1, wherein: a round hole is formed in the middle of the fixing clamp (16), the supporting rod (15) is located in the round hole of the fixing clamp (16), and the fixing clamp (16) can swing up and down around a connecting point of the fixing clamp and the supporting rod (15).
4. A clamping assist apparatus for a machine tool according to claim 1, wherein: the air supply disc (2) is of a hollow disc-shaped structure, a plurality of air holes are formed in the edge of the air supply disc (2), the air supply ring (6) is hollow and annular, the air supply ring (6) wraps the edge of the air supply disc (2), and the air supply disc (2) can rotate inside the air supply ring (6).
5. A clamping assist apparatus for a machine tool according to claim 1, wherein: the bottom of the air supply disc (2) is connected with a high-pressure air pump through an air pipe (17), and the high-pressure air pump is an air pump with adjustable power.
6. A clamping assist apparatus for a machine tool according to claim 1, wherein: a plurality of clamping rods (5) arranged on the fixing seat (4) are connected with the same reset handle (8), and the reset handle (8) is annular.
7. A clamping assist apparatus for a machine tool according to claim 1, wherein: the cylinder (12) is provided with a round hole, the ejector rod (11) is sleeved with a spring and penetrates through the round hole of the cylinder (12) to be fixedly connected with the fixing clamp (16), and the support rod (15) is sleeved with a spring and penetrates through the fixing clamp (16) to be connected with the tightening bolt (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922148330.6U CN211249256U (en) | 2019-12-04 | 2019-12-04 | Clamping auxiliary device for machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922148330.6U CN211249256U (en) | 2019-12-04 | 2019-12-04 | Clamping auxiliary device for machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211249256U true CN211249256U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922148330.6U Expired - Fee Related CN211249256U (en) | 2019-12-04 | 2019-12-04 | Clamping auxiliary device for machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211249256U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113547140A (en) * | 2021-06-28 | 2021-10-26 | 杭州泽正机械有限公司 | Centrifugal force compensation device special for numerical control equipment chuck |
| CN117182603A (en) * | 2023-09-28 | 2023-12-08 | 东方晶源微电子科技(北京)股份有限公司 | a fixture |
-
2019
- 2019-12-04 CN CN201922148330.6U patent/CN211249256U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113547140A (en) * | 2021-06-28 | 2021-10-26 | 杭州泽正机械有限公司 | Centrifugal force compensation device special for numerical control equipment chuck |
| CN117182603A (en) * | 2023-09-28 | 2023-12-08 | 东方晶源微电子科技(北京)股份有限公司 | a fixture |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 |
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| CF01 | Termination of patent right due to non-payment of annual fee |