Clamp with turnover mechanism

Abstract

The utility model discloses a fixture with a turnover mechanism, which comprises a bottom plate frame, a material placing plate is arranged above the bottom plate frame, a plurality of groups of positioning piece mounting grooves are arranged in the material placing plate, three groups of second electric cylinders are mounted at the top end of a longitudinal support plate, the bottom ends of the second electric cylinders are fixedly connected with clamping plates, and the bottom ends of the second electric cylinders are fixedly connected with the turnover mechanism. The two sides of the material containing plate are provided with overturning assemblies facilitating overturning of the material containing plate. According to the clamp provided with the turnover mechanism, the speed reducer, the servo motor, the bearing seat, the transmission shaft and the concave connecting sleeve are arranged, when the clamp is used, the servo motor drives the transmission shaft in the bearing seat to rotate slowly through the speed reducer, the transmission shaft and the material containing plate are connected through the concave connecting sleeve, and the material containing plate rotates slowly under driving of the transmission shaft; the function of turning over the workpiece conveniently is achieved, and the problem that the device does not have the function of turning over the workpiece conveniently is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a clamp provided with a turnover mechanism. Background Art

[0002] A fixture is a common production auxiliary equipment, which is mainly used to fix the processing object in the mechanical manufacturing process so that it occupies the correct position for construction or inspection.

[0003] The fixture is mainly divided into two parts, namely the load-bearing part and the clamping part. The load-bearing part is usually plate-shaped or frame-shaped and is used to carry the workpiece. The clamping part can be divided into electric clamping, manual clamping and pneumatic clamping according to the power source. There are some functional deficiencies in actual use and there is room for improvement. For example, the load-bearing part used to carry the workpiece is usually a fixed structure, and during the processing and inspection process, it is usually necessary to operate on different surfaces of the workpiece. Manual displacement is time-consuming and labor-intensive during the operation, and it does not have the function of facilitating the flipping of the workpiece.

[0004] Now, a new type of clamp with a flipping mechanism is proposed to solve the above problem. Utility Model Content

[0005] The utility model aims to provide a clamp with a turning mechanism to solve the problem that the above-mentioned background technology does not have the function of conveniently turning over the workpiece.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamp provided with a flipping mechanism, comprising a bottom plate frame, two groups of vertical support columns are vertically fixedly connected on both sides of the top of the bottom plate frame, and the outside of the top of the vertical support column is sleeved with an outer extending sleeve from top to bottom, a sleeve connecting rod is longitudinally fixedly connected between the tops of one end of the two groups of the outer extending sleeves, and a sleeve connecting plate is longitudinally fixedly connected between the middle positions of one end of the two groups of the outer extending sleeves, a material placement plate is arranged above the bottom plate frame, and a plurality of groups of positioning piece mounting grooves are arranged inside the material placement plate, two groups of longitudinal support plates are arranged above the material placement plate, the top of the longitudinal support plate is fixedly connected with a right-angle mounting frame, three groups of second electric cylinders are installed on the top of the longitudinal support plate, and the bottom end of the second electric cylinder is fixedly connected with a clamping plate, and flipping components for facilitating flipping of the material placement plate are arranged on both sides of the material placement plate.

[0007] The flipping assembly includes two groups of reducers, which are respectively installed on one side of the sleeve connecting plate far from the material placement plate. A servo motor is installed on one side of the reducer, and a bearing seat is fixedly connected to the other side of the sleeve connecting plate. A transmission shaft is laterally movably connected inside the bearing seat, and a concave connecting sleeve is fixedly connected to one side of the transmission shaft.

[0008] Preferably, one side of the sleeve connecting plate is flush with a layer of the outer extending sleeve, and the reducers are symmetrically distributed about the vertical center line of the bottom plate frame.

[0009] Preferably, one side of the transmission shaft passes through the sleeve connecting plate, the interior of the bearing seat and is connected to one side of the reducer, and the servo motor drives the transmission shaft to rotate through the reducer.

[0010] Preferably, the horizontal center lines of the reducer, servo motor, bearing seat, transmission shaft, concave connecting sleeve, and material placement plate coincide with each other.

[0011] Preferably, a first electric cylinder is installed inside the vertical support column, the inner diameter of the outer extension sleeve is the same as the outer diameter of the vertical support column, and the outer extension sleeve can slide up and down along the outside of the vertical support column.

[0012] Preferably, the front and rear ends of the bottom of the material placement plate are respectively fixedly connected with multiple groups of square positioning sleeves, and the end of the square positioning sleeve farthest from the material placement plate is provided with two groups of bolt holes. The front and rear ends of the bottom of the longitudinal support plate are respectively vertically fixedly connected with adjustment rods, and multiple groups of positioning screw holes are provided inside the adjustment rods, and side limiting edges are respectively welded on both sides of the adjustment rods.

[0013] Preferably, two groups of mounting screw eyes are respectively provided at the front and rear ends of one side of the right-angle mounting frame close to the material placement plate, an I-shaped groove is provided inside the square positioning sleeve, and the shape and size of the outside of the adjusting rod and the side limiting edge are adapted to the shape and size of the inside of the I-shaped groove.

[0014] Preferably, a positioning bolt is inserted into one end of the square positioning sleeve, and the positioning bolt passes through the interior of the bolt insertion hole and extends into the interior of the positioning screw hole.

[0015] Compared with the prior art, the beneficial effects of the utility model are: the fixture provided with the flipping mechanism not only realizes the function of facilitating the flipping of the workpiece, but also realizes the function of facilitating the adjustment of the height of the equipment, and also realizes the function of facilitating the adjustment of the clamping position and distance;

[0016] (1) By providing a reducer, a servo motor, a bearing seat, a transmission shaft and a concave connecting sleeve, when in use, the workpiece is horizontally placed on the material placement plate, and the positioning pin and other positioning parts are screwed into the positioning part installation groove to perform preliminary positioning on the workpiece, and the second electric cylinder extends downward to push the clamping plate against the surface of the workpiece to clamp and fix the workpiece. During the processing and inspection process, when the workpiece needs to be turned over, the servo motor drives the transmission shaft in the bearing seat to rotate slowly through the reducer, and the transmission shaft and the material placement plate are connected by the concave connecting sleeve. Driven by the transmission shaft, the material placement plate rotates slowly to turn the workpiece, thereby realizing the function of facilitating the turning of the workpiece;

[0017] (2) By providing a vertical support column, an outer extension sleeve and a first electric cylinder, when in use, according to the needs of processing and testing, when the height of the workpiece needs to be raised, the first electric cylinder inside the vertical support column extends upward, pushing the outer extension sleeve to slowly rise along the outside of the vertical support column, and the sleeve connecting plate also rises synchronously, and the height of the material placement plate and the workpiece also rises accordingly, realizing the function of facilitating the adjustment of the height of the equipment;

[0018] (3) By providing a square positioning sleeve, a bolt insertion hole, an I-shaped groove, an adjusting rod, a positioning screw hole, a side limiting edge, a longitudinal support plate, a right-angle mounting bracket, a second electric cylinder, a clamping plate and a positioning bolt, when in use, the position of the second electric cylinder and the clamping plate can be adjusted according to the size of the workpiece. The adjusting rod and the side limiting edge form a group of I-shaped adjustment rods. The I-shaped adjustment rod at the bottom of the longitudinal support plate is slid up and down along the I-shaped groove inside the corresponding square positioning sleeve. After adjusting to a suitable height, two groups of positioning bolts are driven into the bolt insertion hole. The positioning bolts are inserted into the positioning screw holes. The height and position of the longitudinal support plate and the right-angle mounting bracket are fixed synchronously, and the position of the second electric cylinder is fixed, thereby realizing the function of facilitating the adjustment of the clamping position and distance. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a front view structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0021] Figure 3 It is a schematic diagram of a partial cross-sectional structure of the utility model in a side view;

[0022] Figure 4 It is a side structural schematic diagram of the material placement plate of the present utility model.

[0023] In the figure: 1. bottom plate frame; 2. vertical support column; 3. outward extension sleeve; 4. sleeve connecting rod; 5. sleeve connecting plate; 6. reducer; 7. servo motor; 8. bearing seat; 9. transmission shaft; 10. concave connecting sleeve; 11. material placement plate; 12. positioning piece installation groove; 13. first electric cylinder; 14. square positioning sleeve; 15. bolt socket; 16. I-shaped groove; 17. adjustment rod; 18. positioning screw hole; 19. side limit edge; 20. longitudinal support plate; 21. right-angle mounting bracket; 22. mounting bracket mounting screw eye; 23. second electric cylinder; 24. clamping plate; 25. positioning bolt. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example 1: Please refer to Figure 1-4 , a fixture provided with a flipping mechanism comprises a bottom plate frame 1, two groups of vertical support columns 2 are vertically fixedly connected on both sides of the top of the bottom plate frame 1, an outer extension sleeve 3 is sleeved on the outside of the top of the vertical support column 2 from top to bottom, a sleeve connecting rod 4 is longitudinally fixedly connected between the tops of one end of the two groups of outer extension sleeves 3, and a sleeve connecting plate 5 is longitudinally fixedly connected between the middle positions of one end of the two groups of outer extension sleeves 3. A material placement plate 11 is arranged above the bottom plate frame 1, and a plurality of groups of positioning member mounting grooves 12 are arranged inside the material placement plate 11. Two groups of longitudinal support plates 20 are arranged above the material placement plate 11, and a right-angle mounting frame 21 is fixedly connected to the top of the longitudinal support plate 20. Three groups of second electric cylinders 23 are installed on the top of the longitudinal support plate 20, and a clamping plate 24 is fixedly connected to the bottom end of the second electric cylinder 23. Flipping components for facilitating flipping of the material placement plate 11 are arranged on both sides of the material placement plate 11;

[0026] See also Figure 1-4 A fixture provided with a flipping mechanism also includes a flipping assembly, which includes two sets of reducers 6, which are respectively installed on one side of the sleeve connecting plate 5 far from the material placement plate 11, a servo motor 7 is installed on one side of the reducer 6, and a bearing seat 8 is fixedly connected to the other side of the sleeve connecting plate 5. A transmission shaft 9 is movably connected to the inside of the bearing seat 8 in a transverse direction, and a concave connecting sleeve 10 is fixedly connected to one side of the transmission shaft 9;

[0027] One side of the sleeve connecting plate 5 is flush with a layer of the outer extending sleeve 3, the reducer 6 is symmetrically distributed about the vertical center line of the bottom plate frame 1, one side of the transmission shaft 9 passes through the sleeve connecting plate 5 and the interior of the bearing seat 8 and is connected to one side of the reducer 6, the servo motor 7 drives the transmission shaft 9 to rotate through the reducer 6, and the horizontal center lines of the reducer 6, servo motor 7, bearing seat 8, transmission shaft 9, concave connecting sleeve 10, and material placement plate 11 coincide with each other, so that the angle of the workpiece can be flipped;

[0028] Specifically, Figure 1 and Figure 2 As shown, the servo motor 7 drives the transmission shaft 9 in the bearing seat 8 to rotate slowly through the reducer 6. The transmission shaft 9 and the material placement plate 11 are connected through a concave connecting sleeve 10. Driven by the transmission shaft 9, the material placement plate 11 rotates slowly to flip the workpiece.

[0029] Embodiment 2: A first electric cylinder 13 is installed inside the vertical support column 2, and the inner diameter of the outer extension sleeve 3 is the same as the outer diameter of the vertical support column 2. The outer extension sleeve 3 can slide up and down along the outside of the vertical support column 2 to facilitate the adjustment of the workpiece height;

[0030] Specifically, Figure 1 and Figure 3 As shown, the first electric cylinder 13 inside the vertical support column 2 extends upward, pushing the outer extension sleeve 3 to slowly rise along the outside of the vertical support column 2, and the sleeve connecting plate 5 also rises synchronously, and the height of the material placement plate 11 and the workpiece also increases accordingly.

[0031] Embodiment 3: Multiple groups of square positioning sleeves 14 are fixedly connected to the front and rear ends of the bottom of the material placement plate 11, and two groups of bolt insertion holes 15 are set at one end of the square positioning sleeve 14 far from the material placement plate 11. The front and rear ends of the bottom of the longitudinal support plate 20 are vertically fixedly connected with an adjusting rod 17, and multiple groups of positioning screw holes 18 are set inside the adjusting rod 17. Side limiting edges 19 are welded on both sides of the adjusting rod 17. Two groups of mounting screw eyes 22 are set at the front and rear ends of the right-angle mounting frame 21 on one side close to the material placement plate 11. An I-shaped groove 16 is set inside the square positioning sleeve 14. The shape and size of the outside of the adjusting rod 17 and the side limiting edge 19 are matched with the shape and size of the inside of the I-shaped groove 16. A positioning bolt 25 is inserted at one end of the square positioning sleeve 14. The positioning bolt 25 passes through the inside of the bolt insertion hole 15 and extends into the inside of the positioning screw hole 18, so as to facilitate the adjustment of the position and height of the clamp;

[0032] Specifically, Figure 1 and Figure 4 As shown, the adjusting rod 17 and the side limiting edge 19 form a group of I-shaped adjusting rods. The I-shaped adjusting rod at the bottom of the longitudinal support plate 20 is slid up and down along the I-shaped groove 16 inside the corresponding square positioning sleeve 14. After adjusting to a suitable height, two groups of positioning bolts 25 are driven into the bolt insertion holes 15. The positioning bolts 25 are inserted into the positioning screw holes 18. The height and position of the longitudinal support plate 20 together with the right-angle mounting bracket 21 are synchronously fixed, and the position of the second electric cylinder 23 is fixed.

[0033] Working principle: When the utility model is in use, first, the workpiece is horizontally placed on the material placement plate 11, and the positioning pins and other positioning parts are screwed into the positioning part installation grooves 12 to make preliminary positioning of the workpiece. The second electric cylinder 23 extends downward to push the clamping plate 24 against the surface of the workpiece to clamp and fix the workpiece. During the processing and inspection process, when the workpiece needs to be turned over, the servo motor 7 drives the transmission shaft 9 in the bearing seat 8 to rotate slowly through the reducer 6. The transmission shaft 9 and the material placement plate 11 are connected by a concave connecting sleeve 10. Driven by the transmission shaft 9, the material placement plate 11 rotates slowly to turn the workpiece. According to the needs of processing and inspection, when the height of the workpiece needs to be increased, the first electric cylinder 13 inside the vertical support column 2 extends upward, pushing the outer extension sleeve 3 to slowly rise along the outside of the vertical support column 2, and the sleeve connecting plate 5 also rises synchronously, and the height of the material placement plate 11 and the workpiece also increases accordingly. The position of the second electric cylinder 23 and the clamping plate 24 can be adjusted according to the size of the workpiece. The adjusting rod 17 and the side limiting edge 19 form a group of I-shaped adjustment rods. The I-shaped adjustment rod at the bottom of the longitudinal support plate 20 is slid up and down along the I-shaped groove 16 inside the corresponding square positioning sleeve 14. After adjusting to a suitable height, two groups of positioning bolts 25 are driven into the bolt insertion hole 15. The positioning bolts 25 are inserted into the positioning screw holes 18. The height and position of the longitudinal support plate 20 and the right-angle mounting frame 21 are synchronously fixed, and the position of the second electric cylinder 23 is fixed.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A clamp with a turning mechanism, comprising a bottom plate frame (1), characterized in that: Two groups of vertical support columns (2) are respectively and vertically fixedly connected to the two sides of the top of the bottom plate frame (1); an external extension sleeve (3) is sleeved from top to bottom on the outside of the top of the vertical support column (2); a sleeve connecting rod (4) is longitudinally fixedly connected between the tops of one end of the two groups of the external extension sleeves (3); a sleeve connecting plate (5) is longitudinally fixedly connected between the middle positions of one end of the two groups of the external extension sleeves (3); a material placement plate (11) is arranged above the bottom plate frame (1); the material placement plate ( 11) is provided with a plurality of groups of positioning member installation grooves (12) inside, two groups of longitudinal support plates (20) are provided above the material placement plate (11), the top end of the longitudinal support plate (20) is fixedly connected with a right-angle mounting frame (21), the top end of the longitudinal support plate (20) is installed with three groups of second electric cylinders (23), the bottom end of the second electric cylinder (23) is fixedly connected with a clamping plate (24), and both sides of the material placement plate (11) are provided with flipping components for facilitating flipping of the material placement plate (11); The flip assembly comprises two groups of reducers (6), the two groups of reducers (6) are respectively installed on one side of the sleeve connecting plate (5) far from the material placement plate (11), a servo motor (7) is installed on one side of the reducer (6), the other side of the sleeve connecting plate (5) is fixedly connected to a bearing seat (8), the interior of the bearing seat (8) is laterally movably connected to a transmission shaft (9), and one side of the transmission shaft (9) is fixedly connected to a concave connecting sleeve (10).

2. A clamp with a turning mechanism according to claim 1, characterized in that: One side of the sleeve connecting plate (5) is flush with a layer of the outer extending sleeve (3), and the reducer (6) is symmetrically distributed about the vertical center line of the bottom plate frame (1).

3. A clamp with a turning mechanism according to claim 1, characterized in that: One side of the transmission shaft (9) passes through the sleeve connecting plate (5) and the interior of the bearing seat (8) and is connected to one side of the reducer (6); the servo motor (7) drives the transmission shaft (9) to rotate through the reducer (6).

4. A clamp with a turning mechanism according to claim 1, characterized in that: The horizontal center lines of the reducer (6), the servo motor (7), the bearing seat (8), the transmission shaft (9), the concave connecting sleeve (10), and the material placement plate (11) coincide with each other.

5. The clamp with a turning mechanism according to claim 1, characterized in that: A first electric cylinder (13) is installed inside the vertical support column (2); the inner diameter of the outer extension sleeve (3) is the same as the outer diameter of the vertical support column (2); and the outer extension sleeve (3) can slide up and down along the outside of the vertical support column (2).

6. The clamp with a turning mechanism according to claim 1, characterized in that: The front and rear ends of the bottom of the material placement plate (11) are respectively fixedly connected with a plurality of groups of square positioning sleeves (14), and one end of the square positioning sleeve (14) far from the material placement plate (11) is provided with two groups of bolt insertion holes (15). The front and rear ends of the bottom of the longitudinal support plate (20) are respectively vertically fixedly connected with an adjustment rod (17), and a plurality of groups of positioning screw holes (18) are provided inside the adjustment rod (17), and side limiting edges (19) are respectively welded on both sides of the adjustment rod (17).

7. A clamp with a turning mechanism according to claim 6, characterized in that: Two groups of mounting screw eyes (22) are respectively arranged at the front and rear ends of one side of the right-angle mounting frame (21) near the material placement plate (11); an I-shaped groove (16) is arranged inside the square positioning sleeve (14); and the shape and size of the outside of the adjusting rod (17) and the side limiting edge (19) are matched with the shape and size of the inside of the I-shaped groove (16).

8. The clamp with a turning mechanism according to claim 6, characterized in that: A positioning bolt (25) is inserted into one end of the square positioning sleeve (14), and the positioning bolt (25) passes through the interior of the bolt insertion hole (15) and extends into the interior of the positioning screw hole (18).

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