CN217255502U - Clamping structure of surface grinding machine - Google Patents
Clamping structure of surface grinding machine Download PDFInfo
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- CN217255502U CN217255502U CN202123314453.6U CN202123314453U CN217255502U CN 217255502 U CN217255502 U CN 217255502U CN 202123314453 U CN202123314453 U CN 202123314453U CN 217255502 U CN217255502 U CN 217255502U
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- seat
- clamping
- sliding
- grinding machine
- workpiece table
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Abstract
The utility model discloses a clamping structure of a surface grinding machine, which comprises a bottom plate and a workpiece table connected on the bottom plate, wherein clamping mechanisms are arranged on two sides of the workpiece table; the clamping mechanism comprises a moving seat and sliding seats arranged on two sides of the moving seat, the top of the moving seat is connected with a first clamping piece, and the top of the sliding seat is connected with a second clamping piece; the movable seat is connected with an adjusting piece for adjusting the distance between the sliding seat and the movable seat; the top of the bottom plate is provided with a moving mechanism for adjusting the distance between the clamping mechanism and the workpiece table; the utility model discloses well fixture can be stably placed the work piece on the workstation before carrying out the centre gripping to the work piece, does benefit to subsequent centre gripping, and makes things convenient for follow-up emery wheel at work piece top grinding, and first holder and two sets of second holders all independently set up, increase with the contact point of work piece, improve the stability to the work piece centre gripping.
Description
Technical Field
The utility model relates to a flat grinder technical field specifically is a flat grinder's clamping structure.
Background
A surface grinder is one type of grinder. The grinding wheel is mainly used for rotatably grinding the workpiece to achieve the required flatness. Before formal grinding, a workpiece needs to be clamped on a workbench, then plane processing is carried out, and a clamping structure is needed when the workpiece is clamped.
In the high accuracy grinding machine clamping frock that current patent publication number is CN 211073168U discloses, through the clamping main part, the setting of propelling movement frame and base main part, two sets of clamping main parts can carry out the centre gripping to the work piece, highly restart second electric telescopic handle according to the grinding machine grinding apparatus makes the work piece that is pressed from both sides tightly moved to suitable grinding height, restart third electric telescopic handle makes the gyro wheel of clamping main part roll at the roll inslot to make the work piece horizontal migration who is pressed from both sides tightly carry out abrasive machining.
However, when the clamping tool is used, the part is inconvenient to place before being clamped, the clamping surface of the clamping body is a whole plane, a workpiece is not conveniently and stably clamped, and subsequent grinding work is easily influenced. In order to solve the above problems, a clamping structure of a surface grinding machine is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flat grinder's clamping structure 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 structure of a surface grinding machine comprises a bottom plate and a workpiece table connected to the bottom plate, wherein clamping mechanisms are arranged on two sides of the workpiece table;
the clamping mechanism comprises a moving seat and sliding seats arranged on two sides of the moving seat, the top of the moving seat is connected with a first clamping piece, and the top of the sliding seat is connected with a second clamping piece;
the movable seat is connected with an adjusting piece for adjusting the distance between the sliding seat and the movable seat;
and the top of the bottom plate is provided with a moving mechanism for adjusting the distance between the clamping mechanism and the workpiece table.
Preferably, the adjusting part includes the screw rod, the screw rod middle part is equipped with polished rod portion, polished rod portion both sides are equipped with the spacing ring of connection on the screw rod, move the inside perforation that is equipped with polished rod portion normal running fit of seat, polished rod portion both sides are located and are equipped with the screw on the screw rod, be equipped with on the sliding seat with screw-thread fit's screw, two sets of screw threads that correspond with two sets of sliding seats are revolved to the opposite direction.
Preferably, one end of the screw rod is connected with a handle, and the bottoms of the sliding seat and the moving seat are in sliding fit with the top of the bottom plate.
Preferably, the first clamping piece comprises a clamping block, the top of the moving seat is connected with the clamping block through a joint seat, and one side, close to the workpiece table, of the clamping block is connected with the rubber pad through a spring.
Preferably, the second holder includes the arc, the pivot is connected to the arc bottom, the sliding seat top is equipped with and is used for the stable pivoted rotation groove of pivot, one side that the arc is close to the work piece platform is connected with two sets of registration rollers, registration roller axle head and arc normal running fit.
Preferably, the moving mechanism comprises a vertical plate and a screw rod arranged between the vertical plate and the workpiece table, the moving seat is in threaded fit with the screw rod, and a motor used for driving the screw rod to rotate is arranged on one side of the vertical plate.
Preferably, a sliding rod in sliding fit with the sliding seat is arranged between the vertical plate and the workpiece table, two ends of the sliding rod are both connected with sliding blocks, and one side, close to the vertical plate, of the workpiece table is provided with a moving groove in sliding fit with the sliding blocks.
Preferably, be equipped with the holding tank in the grip block, join the seat and extend to in the holding tank, and join seat inner wall and top and holding tank sliding fit, join the seat and be close to work piece platform one side and connect a plurality of spring that sets up in the holding tank.
Compared with the prior art, the beneficial effects of the utility model are that:
the clamping mechanism can stably place the workpiece on the workbench before clamping the workpiece, is beneficial to subsequent clamping, and is convenient for the subsequent grinding wheel to grind the top of the workpiece;
in the utility model, the first clamping piece and the two groups of second clamping pieces are independently arranged, so that the contact point with the workpiece is increased, and the stability of clamping the workpiece is improved;
the utility model discloses well fixture's width can be adjusted, can adjust according to the work piece size, improves clamping structure practicality.
Drawings
Fig. 1 is a schematic structural view of a clamping structure of a surface grinding machine.
Fig. 2 is a partial structural schematic diagram of a clamping structure of a surface grinding machine.
Fig. 3 is a schematic structural view of a clamping mechanism in a clamping structure of a surface grinding machine.
In the figure: 11. a base plate; 12. a workpiece stage; 13. a vertical plate; 14. a motor; 15. a clamping mechanism; 16. a slider; 17. a slide bar; 18. a sliding seat; 19. a movable seat; 20. a screw rod; 21. a screw; 22. a limiting ring; 23. a handle; 24. an arc-shaped plate; 25. a positioning roller; 26. a clamping block; 27. a connecting seat.
Detailed Description
Example 1
Referring to fig. 1-3, in an embodiment of the present invention, a clamping structure of a surface grinding machine includes a bottom plate 11 and a workpiece table 12 connected to the bottom plate 11, wherein clamping mechanisms 15 are disposed on two sides of the workpiece table 12;
in practical use, the bottom plate 11 can be provided with holes, and the bottom plate 11 is fixed on a processing table of the surface grinding machine through bolts matched with the holes;
before clamping the workpiece, the clamping mechanism 15 can stably place the workpiece on the workpiece table 12, so that subsequent clamping is facilitated, and the subsequent grinding wheel can conveniently grind the top of the workpiece;
the clamping mechanism 15 comprises a moving seat 19 and sliding seats 18 arranged on two sides of the moving seat 19, the top of the moving seat 19 is connected with a first clamping piece, and the top of the sliding seat 18 is connected with a second clamping piece;
the first clamping piece and the two groups of second clamping pieces are independently arranged, so that contact points with a workpiece are increased, and the stability of clamping the workpiece is improved;
the moving seat 19 is connected with an adjusting piece for adjusting the distance between the sliding seat 18 and the moving seat 19;
the adjusting part comprises a screw 21, a polished rod part is arranged in the middle of the screw 21, limiting rings 22 connected to the screw 21 are arranged on two sides of the polished rod part, a through hole in running fit with the polished rod part is arranged in the moving seat 19, threads are arranged on the screw 21 on two sides of the polished rod part, screw holes in running fit with the threads are arranged on the sliding seat 18, and the rotating directions of two groups of threads corresponding to the two groups of sliding seats 18 are opposite;
one end of the screw 21 is connected with a handle 23, and the bottoms of the sliding seat 18 and the moving seat 19 are in sliding fit with the top of the bottom plate 11;
the screw 21 is rotated through the handle 23, the horizontal position of the screw 21 can be limited under the action of the light receiving rod part and the limiting ring 22, the movable seat 19 can be adjusted to be close to or far away from the sliding seat 18 when the screw 21 rotates, the bottom of the movable seat 19 slides on the top of the bottom plate 11 when the movable seat is adjusted, and the bottom plate 11 can limit the turnover of the movable seat 19.
The first clamping piece comprises a clamping block 26, the top of the moving seat 19 is connected with the clamping block 26 through an engaging seat 27, and one side, close to the workpiece table 12, of the clamping block 26 is connected with a rubber pad through a spring; when clamping, the rubber pad can contact with the workpiece.
The second clamping piece comprises an arc-shaped plate 24, the bottom of the arc-shaped plate 24 is connected with a rotating shaft, the top of the sliding seat 18 is provided with a rotating groove for stable rotation of the rotating shaft, one side of the arc-shaped plate 24, which is close to the workpiece table 12, is connected with two groups of positioning rollers 25, and the shaft ends of the positioning rollers 25 are in rotating fit with the arc-shaped plate 24; during clamping, two sets of positioning rollers 25 or one set of positioning rollers 25 can contact with the side wall of the workpiece, and before clamping, the positioning rollers 25 can be operated to face one side of the workpiece, so that the positioning rollers 25 can contact with the workpiece.
The top of the bottom plate 11 is provided with a moving mechanism for adjusting the distance between the clamping mechanism 15 and the workpiece table 12;
the moving mechanism comprises a vertical plate 13 and a screw rod 20 arranged between the vertical plate 13 and the workpiece table 12, the moving seat 19 is in threaded fit with the screw rod 20, and one side of the vertical plate 13 is provided with a motor 14 for driving the screw rod 20 to rotate;
the motor 14 works to drive the screw rod 20 to rotate, so that the movable seat 19 can slide on the top of the bottom plate 11 to adjust the position;
a sliding rod 17 in sliding fit with a sliding seat 18 is arranged between the vertical plate 13 and the workpiece table 12, two ends of the sliding rod 17 are both connected with a sliding block 16, and one sides of the workpiece table 12, which are close to the vertical plate 13, are both provided with moving grooves in sliding fit with the sliding block 16;
when the movable base 19 moves, the two sets of sliding bases 18 are driven to slide, and when the distance between the sliding base 18 and the movable base 19 is adjusted, the sliding rod 17 is driven to move synchronously along with the sliding base 18, and the sliding block 16 moves in the moving groove.
Example 2
What is different from the embodiment 1 is that a receiving groove is arranged in the clamping block 26, the connecting seat 27 extends into the receiving groove, the inner wall and the top of the connecting seat 27 are in sliding fit with the receiving groove, and one side of the connecting seat 27, which is close to the workpiece table 12, is connected with a plurality of springs arranged in the receiving groove;
when the movable seat 19 drives the clamping block 26 to be close to the workpiece, the rubber pad contacts the workpiece, when the side wall of the workpiece is uneven, and the rubber pad contacts the workpiece but the positioning roller 25 does not contact the workpiece, the workpiece can extrude the clamping block 26, under the action of the spring in the accommodating groove, the clamping block 26 can move towards the side far away from the workpiece, so that the positioning roller 25 contacts the workpiece, and the connecting seat 27 can support the position of the clamping block 26.
The utility model discloses a theory of operation is:
the workpiece is stably placed on the workpiece table 12, the screw 21 is rotated according to the size of the workpiece to adjust the distance between the sliding seat 18 and the moving seat 19, the two sets of moving mechanisms work to adjust the distance between the two sets of clamping mechanisms and the workpiece, and the two sets of first clamping pieces and the two sets of second clamping pieces are matched to clamp the workpiece.
Claims (8)
1. A clamping structure of a surface grinding machine comprises a bottom plate (11) and a workpiece table (12) connected to the bottom plate (11), wherein clamping mechanisms (15) are arranged on two sides of the workpiece table (12);
the method is characterized in that: the clamping mechanism (15) comprises a moving seat (19) and sliding seats (18) arranged on two sides of the moving seat (19), the top of the moving seat (19) is connected with a first clamping piece, and the top of the sliding seat (18) is connected with a second clamping piece;
the moving seat (19) is connected with an adjusting piece for adjusting the distance between the sliding seat (18) and the moving seat (19);
and the top of the bottom plate (11) is provided with a moving mechanism for adjusting the distance between the clamping mechanism (15) and the workpiece table (12).
2. The clamping structure of the surface grinding machine according to claim 1, characterized in that: the adjusting part comprises a screw rod (21), a polished rod part is arranged in the middle of the screw rod (21), two sides of the polished rod part are provided with limit rings (22) connected to the screw rod (21), a through hole matched with the polished rod part in a rotating mode is formed in the movable seat (19), threads are arranged on the screw rod (21) on two sides of the polished rod part, screw holes matched with the threads are formed in the sliding seat (18), and two sets of threads corresponding to the two sets of sliding seats (18) are opposite in rotating direction.
3. The clamping structure of the surface grinding machine according to claim 2, characterized in that: one end of the screw rod (21) is connected with a handle (23), and the bottoms of the sliding seat (18) and the moving seat (19) are in sliding fit with the top of the bottom plate (11).
4. The clamping structure of the surface grinding machine according to claim 1, characterized in that: the first clamping piece comprises a clamping block (26), the top of the moving seat (19) is connected with the clamping block (26) through a joint seat (27), and one side, close to the workpiece table (12), of the clamping block (26) is connected with a rubber pad through a spring.
5. The clamping structure of the surface grinding machine according to claim 1, characterized in that: the second holder includes arc (24), the pivot is connected to arc (24) bottom, sliding seat (18) top is equipped with and is used for the stable pivoted rotation groove of pivot, one side that arc (24) are close to work piece platform (12) is connected with two sets of registration rollers (25), registration roller (25) axle head and arc (24) normal running fit.
6. The clamping structure of the surface grinding machine according to claim 1, characterized in that: the moving mechanism comprises a vertical plate (13) and a screw rod (20) arranged between the vertical plate (13) and the workpiece table (12), the moving seat (19) is in threaded fit with the screw rod (20), and a motor (14) used for driving the screw rod (20) to rotate is arranged on one side of the vertical plate (13).
7. The clamping structure of the surface grinding machine according to claim 6, characterized in that: a sliding rod (17) in sliding fit with the sliding seat (18) is arranged between the vertical plate (13) and the workpiece table (12), sliding blocks (16) are connected to two ends of the sliding rod (17), and moving grooves in sliding fit with the sliding blocks (16) are arranged on one sides, close to the workpiece table (12) and the vertical plate (13), of the workpiece table (12).
8. The clamping structure of the surface grinding machine according to claim 4, characterized in that: be equipped with the holding tank in centre gripping piece (26), join in the seat (27) extend to the holding tank in, and join in seat (27) inner wall and top and holding tank sliding fit, join in seat (27) and be close to work piece platform (12) one side and connect a plurality of spring that sets up in the holding tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123314453.6U CN217255502U (en) | 2021-12-27 | 2021-12-27 | Clamping structure of surface grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123314453.6U CN217255502U (en) | 2021-12-27 | 2021-12-27 | Clamping structure of surface grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217255502U true CN217255502U (en) | 2022-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123314453.6U Active CN217255502U (en) | 2021-12-27 | 2021-12-27 | Clamping structure of surface grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217255502U (en) |
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2021
- 2021-12-27 CN CN202123314453.6U patent/CN217255502U/en active Active
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