CN204235200U - A kind of lathe fast clamp mechanism - Google Patents
A kind of lathe fast clamp mechanism Download PDFInfo
- Publication number
- CN204235200U CN204235200U CN201420655283.9U CN201420655283U CN204235200U CN 204235200 U CN204235200 U CN 204235200U CN 201420655283 U CN201420655283 U CN 201420655283U CN 204235200 U CN204235200 U CN 204235200U
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- China
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- movable block
- rod
- adjusting screw
- sections
- clamp
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Abstract
The utility model discloses a kind of lathe fast clamp mechanism, comprise slide rail, adjusting screw(rod), movable block and clamp, bracing frame, bearing, the upper end of described slide rail is stuck on the recessed edge in movable block lower end, and described clamp lower end is pressed on the recessed edge in upper end of movable block; Described slide rail, movable block and clamp are all two and symmetrical; Described adjusting screw(rod) is provided with the two sections of helicitic textures engaged respectively with two movable blocks; On described adjusting screw(rod), the thread rotary orientation of two sections of helicitic textures is contrary; Described movable block and the adjusting screw(rod) thread rotary orientation located that is meshed is identical; First step axle is also established in the middle of two sections of described helicitic textures; Described first step external diameter is less than the diameter of thread on helicitic texture; Two described movable block opposite side end face are all fixedly connected with seal washer; Described seal washer endoporus coordinates with first step; All there is second step two sections of described helicitic texture both sides; Two described second steps are together with bearing assemble and be fixed on two bracing frames; Two described bracing frames are in the outside of two clamps.
Description
Technical field
The utility model relates to a kind of clamping device, particularly relates to a kind of lathe fast clamp mechanism.
Background technology
In machine industry, lathe is widely used in processing all kinds of part, when processing parts, relates to its clamping
Orientation problem.Current existing fixture operationally, is all that a clamping area is fixed, and then another clamping area mobile realizes
Clamping.Like this due to the single-way moving of single clamping area, especially frequently clamping loosen in process, expend time in more,
Add labour intensity, reduce operating efficiency.A kind of lathe fast clamp mechanism of published application number 201310368153.7 patent, comprise slide rail, adjusting screw(rod), movable block and clamp, the upper end of slide rail is stuck on the recessed edge in movable block lower end, and clamp lower end is pressed on the recessed edge in upper end of movable block, and adjusting screw(rod) is meshed with movable block; Described slide rail, adjusting screw(rod), movable block and clamp are all two; One end of two adjusting screw(rod)s is connected by a bearing, adjusting screw(rod) two ends thread rotary orientation is contrary, and movable block and the adjusting screw(rod) thread rotary orientation located that is meshed is identical, when being rotated by adjusting screw(rod), because the movable block direction of motion is contrary, thus clamp clamping can be realized fast or unclamp; Although this patent can realize fast clamp, shorten clamping area traveling time, reduce labour intensity and increase work efficiency, there is following problem:
The first, the thread segment on screw rod can stretch out movable block inner side end, and during work pieces process, chip can drop to thread segment, and very difficult cleaning, has a strong impact on adjusting screw(rod) and movable block engages each other and normally works.
Second, adopt a bearings adjusting screw(rod), because mediate, only have a fulcrum, easy two ends discontinuity and cause adjusting screw(rod) to tilt, the adjusting screw(rod) effect that is meshed with movable block is bad, rotate not steady, and tiny chip can drop in the gap that bearing and adjusting screw(rod) rotate mutually, can cause serious wear like this, affect work quality and service life.
Utility model content
Because the above-mentioned defect of prior art, technical problem to be solved in the utility model be to provide a kind of structure simple, can fast clamp and bolt rotary steadily, moving component can the lathe fast clamp mechanism of effectively anti-chip.
For solving the problem, the utility model adopts following technical scheme: a kind of lathe fast clamp mechanism, comprise slide rail, adjusting screw(rod), movable block and clamp, bracing frame, bearing, the upper end of described slide rail is stuck on the recessed edge in movable block lower end, and described clamp lower end is pressed on the recessed edge in upper end of movable block; Described slide rail, movable block and clamp are all two and symmetrical, and it is characterized in that, described adjusting screw(rod) is provided with the two sections of helicitic textures engaged respectively with two movable blocks; On described adjusting screw(rod), the thread rotary orientation of two sections of helicitic textures is contrary; Described movable block and the adjusting screw(rod) thread rotary orientation located that is meshed is identical; First step axle is also established in the middle of two sections of described helicitic textures; Described first step external diameter is less than the diameter of thread on helicitic texture; Two described movable block opposite side end face are all fixedly connected with seal washer; Described seal washer endoporus coordinates with first step; All there is second step two sections of described helicitic texture both sides; Two described second steps are together with bearing assemble and be fixed on two bracing frames; Two described bracing frames are in the outside of two clamps.
As further improvement of the utility model, when the described contact of the working face at two clamps coordinates, there is space between two seal washers, can prevent sealing ring from mutually colliding, also can clamp the workpiece of chip shape simultaneously; When described movable block contacts with bracing frame and coordinates, adjusting screw(rod) there is space between two sections of helicitic textures and two seal washers, can prevent helicitic texture and sealing ring on adjusting screw(rod) from mutually colliding, also can clamp wider workpiece simultaneously.
Compared to prior art, the beneficial effects of the utility model are:
1. adjusting screw(rod) two ends of the present utility model thread rotary orientation is different, when coordinating movable block work, because movable block two ends are moved to center simultaneously, be different from the single-way moving of conventional brace clamp, clamp speeds is doubled, reduces labour intensity, reduce part and process non-cutting time;
2. first step coordinates with step through-hole, and chip can not enter inside helicitic texture, and rolling bearing is distributed in outside clamp, also can effective anti-chip;
3. adjusting screw(rod) has two ends to support, and two ends are stressed, adjusting screw(rod) stability of rotation.
Accompanying drawing explanation
Structural representation when Fig. 1 is two clamp contact conditions of a kind of lathe fast clamp of the utility model mechanism.
Structural representation when Fig. 2 is two clamp maximal clearance states of a kind of lathe fast clamp of the utility model mechanism.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As shown in Figure 1 to Figure 2, a kind of lathe fast clamp mechanism, comprises slide rail 1, adjusting screw(rod) 2, movable block 3 and clamp 4, bracing frame 5, bearing 6; The upper end of described slide rail 1 is stuck on the recessed edge in movable block 3 lower end; Described clamp 4 lower end is pressed on the recessed edge in upper end of movable block 3; Described slide rail 1, movable block 3 and clamp 4 are all two and symmetrical; Described adjusting screw(rod) 2 is provided with the two sections of helicitic texture 2a engaged respectively with two movable blocks 3; On described adjusting screw(rod) 2, the thread rotary orientation of two sections of helicitic textures is contrary; Described movable block 3 and adjusting screw(rod) 2 thread rotary orientation located that is meshed is identical; First step axle 2b is also established in the middle of two sections of described helicitic texture 2a; Described first step 2b external diameter is less than the diameter of thread on helicitic texture 2a; Two described movable block 3 opposite side end face are all fixedly connected with seal washer 7; Described seal washer 7 endoporus coordinates with first step 2b; All there is second step 2c two sections of described helicitic texture 2a both sides; Two described second step 2c and bearing 6 are assembled together and are fixed on two bracing frames 7; Two described bracing frames 7, in the outside of two clamps 4, when the described working face at two clamps 4 contacts, have space between two seal washers 7; When described movable block 3 contacts with bracing frame 5, between two sections of helicitic texture 2a and two seal washers 7, there is space.
In use shown as shown in Figure 1, Figure 2, by rotating adjusting screw(rod) 2, stable rotation together with the two ends of adjusting screw(rod) 2 to be coordinated with bearing 6 by two bracing frames 7, upper movable block 3 is under the effect of adjusting screw(rod) 2, promote slide rail 1 to middle slip, drive moving and completing pinching action of clamp 4, now clamp 4 two ends are moved to center simultaneously, slide because seal washer 7 endoporus on two movable blocks 3 and first step 2b contact with each other, which prevent on helicitic texture that chip enters on adjusting screw(rod) 2 and movable block 3; Otherwise counter-rotating adjusting screw(rod) 2, can make clamp 4 two ends move to away from center position, thus loosen workpiece simultaneously; Slide because seal washer 7 endoporus on two movable blocks 3 and first step 2b contact with each other, which prevent on helicitic texture that chip enters on adjusting screw(rod) 2 and movable block 3.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technical staff in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.
Claims (2)
1. a lathe fast clamp mechanism, comprise slide rail (1), adjusting screw(rod) (2), movable block (3) and clamp (4), bracing frame (5), bearing (6), the upper end of described slide rail (1) is stuck on the recessed edge in movable block (3) lower end, and described clamp (4) lower end is pressed on the recessed edge in upper end of movable block (3); Described slide rail (1), movable block (3) and clamp (4) are all two and symmetrical, and it is characterized in that, described adjusting screw(rod) (2) is provided with two sections of helicitic textures (2a) of engaging respectively with two movable blocks (3); The thread rotary orientation of the described upper two sections of helicitic textures of adjusting screw(rod) (2) is contrary; Described movable block (3) and adjusting screw(rod) (2) thread rotary orientation located that is meshed is identical; First step axle (2b) is also established in the middle of two sections of described helicitic textures (2a); Described first step axle (2b) external diameter is less than the diameter of thread on helicitic texture (2a); Two described movable block (3) opposite side end face are all fixedly connected with seal washer (7); Described seal washer (7) endoporus coordinates with first step axle (2b); All there is second step (2c) two sections of described helicitic texture (2a) both sides; Two described second steps (2c) and bearing (6) are assembled together and are fixed on two bracing frames (7); Two described bracing frames (7) are in the outside of two clamps (4).
2. according to a kind of lathe fast clamp mechanism described in claim 1, it is characterized in that: when the described working face two clamps (4) contacts, between two seal washers (7), have space; When described movable block (3) contacts with bracing frame (5), between two sections of helicitic textures (2a) and two seal washers (7), there is space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420655283.9U CN204235200U (en) | 2014-11-05 | 2014-11-05 | A kind of lathe fast clamp mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420655283.9U CN204235200U (en) | 2014-11-05 | 2014-11-05 | A kind of lathe fast clamp mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204235200U true CN204235200U (en) | 2015-04-01 |
Family
ID=52764752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420655283.9U Expired - Fee Related CN204235200U (en) | 2014-11-05 | 2014-11-05 | A kind of lathe fast clamp mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204235200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112161147A (en) * | 2020-10-14 | 2021-01-01 | 祁东中燃城市燃气发展有限公司 | Protection device for pipeline gas delivery |
-
2014
- 2014-11-05 CN CN201420655283.9U patent/CN204235200U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112161147A (en) * | 2020-10-14 | 2021-01-01 | 祁东中燃城市燃气发展有限公司 | Protection device for pipeline gas delivery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20151105 |
|
| EXPY | Termination of patent right or utility model |