A fixture capable of quickly replacing a fixture head

Abstract

The utility model discloses a clamp capable of quickly replacing a clamp head, comprising a base, a support seat A, a support seat B, and a clamping mechanism. The utility model belongs to the technical field of clamps. In the utility model, four commonly used clamp heads are respectively connected to a rotating block, and by inserting limit rods into the cross-shaped through holes on a rotating column respectively, the purpose of driving the four clamp heads to rotate and be used alternately by a circular disk is achieved, the horizontal plate is pulled to drive the limit block to disengage from the through groove on the rotating block, and then one end of the rhombus block is passed through the rhombus through groove on the rotating block and extended into the rhombus through groove inside the round block, and the round block is driven to rotate ninety degrees through the connecting block, so that one end of the rhombus block of the connecting block is limited inside the rotating block, and then the force of pulling the horizontal plate is removed, so that the limit block passes through the through groove at the top of the rotating block and fits with the limit groove, so that the limit block limits and fixes the position of the round block, thereby achieving the purpose of facilitating replacement of the clamp head.

Description

Technical Field

[0001] The utility model belongs to the technical field of clamps, and in particular relates to a clamp with a clamp head capable of being quickly replaced. Background Art

[0002] A fixture is a device used to fix the workpiece in the mechanical manufacturing process so that it occupies the correct position for construction or inspection. In a broad sense, any device used to quickly, conveniently and safely install a workpiece can be called a fixture.

[0003] A patent with patent number CN219805957U discloses a clamp with a quickly replaceable clamp head, including a base, a spherical shaft is arranged inside the base, a clamp table is installed on the top of the spherical shaft, sliding grooves are evenly and symmetrically provided on both sides of the clamp table, a movable jaw is slidably connected inside the sliding groove, a push rod is inserted inside the movable jaw, a screw rod passes through the inside of the fixed jaw, a slot is arranged inside the fixed jaw, a clamp head is inserted inside the slot, a horizontal column is installed inside the clamp head, and a buckle is inserted on the surface of the horizontal column.

[0004] However, the clamp with a quickly replaceable clamp head in the above patent still has certain problems during use. When clamping different clamping parts, the clamping plate needs to be replaced, which is inconvenient and affects the clamping efficiency. Therefore, a clamp with a quickly replaceable clamp head is proposed. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a clamp with a clamp head that can be quickly replaced, thereby solving the above-mentioned problems.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a fixture with a quickly replaceable fixture head, including a base for stabilizing the device and a support seat A and a support seat B for supporting, and also includes:

[0007] The clamping mechanism is provided with two groups, and is respectively arranged on the opposite side of the top of the support seat A and the support seat B. The clamping mechanism includes a disc, a rotating column, a connecting component and a limiting component. The connecting component is provided with four groups and is distributed on the disc in a circular array. One end of the rotating column is fixedly connected to the middle of the disc, and the other end of the rotating column passes through the support seat A and is rotatably connected to the support seat A. A limiting rod is inserted into the top of the support seat A. The limiting assembly is arranged on one side of the limiting rod and is connected to the support seat A. The connecting assembly includes a rotating block, a connecting block and a clamp head.

[0008] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0009] Further technical solution: the connecting block is fixedly connected to the middle part of one side of the clamp head, the end of the connecting block connected to the clamp head is set as a round rod, the end of the connecting block away from the clamp head is set as a diamond block, the rotating block is rotatably connected with a round block inside, the end of the rotating block away from the disc and the middle of the round block are both provided with diamond-shaped through grooves matching the diamond block, and a limiting groove is provided on the round block, and the limiting groove corresponds to the limiting component.

[0010] Further technical solution: the end of the rotating block away from the clamp head is arranged in a groove opened on the disc and is hinged to the disc.

[0011] Further technical solution: The limit assembly includes a spring, a vertical rod, a horizontal plate and a limit block. The vertical rod is fixedly connected to the top of the support seat A. One end of the horizontal plate is sleeved on the outside of the vertical rod and is slidably connected to the vertical rod. The bottom of the other end of the horizontal plate is fixedly connected to a limit block that fits into the limit groove. A through groove is provided on the rotating block for the limit block to pass through. The spring is sleeved on the outside of the bottom of the vertical rod, and its two ends are respectively fixedly connected to the support seat A and the bottom of the horizontal plate.

[0012] Further technical solution: when the round block is in the initial position, the diamond-shaped through groove on the round block corresponds to the diamond-shaped through groove on the rotating block, the bottom of the round block in the initial position is fixedly connected to the iron block A, and a slide groove is opened inside the rotating block for only allowing the iron block A to rotate 90 degrees.

[0013] Further technical solution: magnets magnetically connected to the iron block A are respectively fixedly installed at both ends of the slide slot for the iron block A to rotate 90 degrees.

[0014] Further technical solution: A cross-shaped through hole is opened on the end of the rotating column away from the disc, and the diameter of the cross-shaped through hole is consistent with the diameter of the round rod at the bottom of the limiting rod.

[0015] Further technical solution: One end of the bottom of the support seat A and the support seat B are both arranged inside the groove opened on the base, the support seat A is arranged at one end of the groove and is slidably connected to the inner wall of the groove, and the support seat B is arranged at the other end of the groove and is fixedly connected to the inner wall of the groove.

[0016] Further technical solution: the support seat A and the support seat B are connected by an electric telescopic rod, one end of the electric telescopic rod is fixedly connected to the support seat B, and one end of the electric telescopic rod output shaft is fixedly connected to the support seat A.

[0017] Further technical solution: Rollers are installed on both sides of the bottom of the support seat A, and the rollers are in contact with the inner wall of the groove.

[0018] Beneficial Effects

[0019] The utility model provides a clamp with a quick replaceable clamp head. Compared with the prior art, it has the following beneficial effects:

[0020] 1. Connect the four commonly used clamp heads to the rotating block respectively, and insert the limit rods into the cross-shaped through holes on the rotating column respectively, so that the four clamp heads can be driven by the disc to rotate and be used alternately, thereby accelerating the efficiency of the clamp heads in clamping objects. The relevant personnel pull the cross plate to drive the limit block to disengage from the through slot on the rotating block, and then pass one end of the diamond block of the connecting block on the clamp head through the diamond through slot on the rotating block and extend into the diamond through slot inside the round block, and drive the round block to rotate 90 degrees through the connecting block, so that one end of the diamond block of the connecting block is limited inside the rotating block, and then remove the force of pulling the cross plate, so that the limit block at the bottom of the cross plate passes through the through slot at the top of the rotating block and fits into the limit slot, so that the limit block limits and fixes the position of the round block, so as to facilitate the replacement of the clamp head, and realize the purpose of improving the clamping efficiency through the setting of the clamping mechanism, the rotating column and the limit rod;

[0021] 2. The electric telescopic rod drives the support base A to move toward and away from the support base B under the action of the roller, so as to achieve the purpose of firmly clamping objects of different shapes and sizes through two sets of clamping mechanisms. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0023] Figure 2 This is a schematic diagram of the disassembled structure of the clamping mechanism of the utility model.

[0024] Figure 3 This is a schematic diagram of the split structure of the connection component of the utility model.

[0025] Figure 4 It is a schematic diagram of the local structure of the connection component of the utility model.

[0026] Figure 5 This is a schematic diagram of the structure of the limit assembly of the utility model.

[0027] Figure 6 It is a partial cross-sectional view of the utility model.

[0028] Notes on the accompanying drawings: 1. Base; 2. Support seat A; 3. Support seat B; 4. Clamping mechanism; 5. Disc; 6. Rotating column; 7. Limit rod; 8. Rotating block; 9. Connecting block; 10. Clamp head; 11. Diamond through groove; 12. Round block; 13. Limit groove; 14. Horizontal plate; 15. Limit block; 16. Vertical rod; 17. Spring; 18. Iron block A; 19. Magnet; 20. Cross-shaped through hole; 21. Electric telescopic rod; 22. Roller. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0030] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0031] See also Figures 1 to 6 , provided in one embodiment of the utility model, is a fixture capable of quickly replacing a fixture head, comprising a base 1 for stabilizing the device and a support seat A2 and a support seat B3 for supporting, and further comprising:

[0032] The clamping mechanism 4 is provided with two groups, and is respectively arranged on the opposite side of the top of the support seat A2 and the support seat B3. The clamping mechanism 4 includes a disc 5, a rotating column 6, a connecting component and a limiting component. The connecting component is provided with four groups, and is distributed on the disc 5 in a circular array. One end of the rotating column 6 is fixedly connected to the middle of the disc 5, and the other end of the rotating column 6 passes through the support seat A2 and is rotatably connected to the support seat A2. A limiting rod 7 is inserted at the top of the support seat A2. The limiting component is arranged on one side of the limiting rod 7 and is connected to the support seat A2. The connecting component includes a rotating block 8, a connecting block 9 and a clamp head 10.

[0033] Preferably, the connecting block 9 is fixedly connected to the middle of one side of the clamp head 10, the end of the connecting block 9 connected to the clamp head 10 is set as a round rod, the end of the connecting block 9 away from the clamp head 10 is set as a diamond block, the rotating block 8 is internally rotatably connected with a round block 12, the end of the rotating block 8 away from the disc 5 and the middle of the round block 12 are both provided with a diamond through groove 11 that matches the diamond block, and the round block 12 is provided with a limiting groove 13, and the limiting groove 13 corresponds to the limiting component. The purpose of this setting is to achieve the purpose of limiting the position of the diamond block by the rotating block 8 by matching the diamond block on the connecting block 9 with the diamond through groove 11 on the round block 12, and making the connecting block 9 drive the round block 12 to rotate ninety degrees.

[0034] Preferably, the end of the rotating block 8 away from the clamp head 10 is arranged inside the groove provided on the disc 5 and is hinged to the disc 5. The purpose of this arrangement is to realize that the rotating block 8 is hinged to the disc 5, so that the other three rotating blocks 8 can respectively drive the connected clamp heads 10 to be placed in directions away from each other when not in use, so as to avoid mutual influence.

[0035] Preferably, the limiting assembly includes a spring 17, a vertical rod 16, a horizontal plate 14 and a limiting block 15, wherein the vertical rod 16 is fixedly connected to the top of the support seat A2, one end of the horizontal plate 14 is sleeved on the outside of the vertical rod 16 and is slidably connected to the vertical rod 16, and the bottom of the other end of the horizontal plate 14 is fixedly connected with a limiting block 15 that fits the limiting groove 13, and a through groove for the limiting block 15 to pass through is provided on the rotating block 8, and the spring 17 is sleeved on the outside of the bottom of the vertical rod 16, and the two ends are respectively fixedly connected to the support seat A2 and the bottom of the horizontal plate 14. The purpose of this arrangement is to realize that the limiting block 15 is inserted into and removed from the limiting groove 13 provided on the round block 12 through the action of the spring 17, so as to limit and release the round block 12 and facilitate the replacement of the clamp head 10.

[0036] Preferably, when the round block 12 is in the initial position, the diamond-shaped through slot 11 on the round block 12 corresponds to the diamond-shaped through slot 11 on the rotating block 8, the bottom of the round block 12 in the initial position is fixedly connected with the iron block A18, and a chute is provided inside the rotating block 8 for the iron block A18 to rotate ninety degrees. The purpose of this arrangement is to limit the rotation angle and direction of the round block 12 through the arrangement of the iron block A18 and the chute, so as to facilitate the disassembly and assembly of the clamp head 10 by relevant personnel.

[0037] Preferably, magnets 19 connected to the iron block A18 by magnetic attraction are fixedly installed at both ends of the chute for the iron block A18 to rotate 90 degrees. The purpose of this arrangement is to achieve the purpose of preliminarily limiting the rotating round block 12 through the arrangement of the magnets 19, so as to prevent the round block 12 from causing the connecting block 9 to shake.

[0038] Preferably, a cross-shaped through hole 20 is formed on the end of the rotating column 6 away from the disc 5, and the diameter of the cross-shaped through hole 20 is consistent with the diameter of the round rod at the bottom of the limiting rod 7. The purpose of this arrangement is to limit the disc 5 by inserting the limiting rod 7 through the support seat A2 into the cross-shaped through hole 20, so as to facilitate the purpose of quickly alternating the four types of clamp heads 10 on the four rotating blocks 8.

[0039] In the embodiment of the utility model, the four commonly used clamp heads 10 are connected to the rotating block 8 respectively, and the limiting rods 7 are respectively inserted into the cross-shaped through holes 20 on the rotating column 6, so that the four clamp heads 10 are driven by the disc 5 to rotate and be used alternately, thereby accelerating the efficiency of the clamp head 10 in clamping objects. The relevant personnel pull the cross plate 14 to drive the limiting block 15 to disengage from the through groove on the rotating block 8, and then one end of the diamond block of the connecting block 9 on the clamp head 10 passes through the diamond through groove 11 on the rotating block 8 and extends into the inside of the round block 12. The diamond-shaped through groove 11 is driven by the connecting block 9 to rotate the round block 12 by ninety degrees, so that one end of the diamond-shaped block of the connecting block 9 is limited inside the rotating block 8, and then by removing the force pulling the horizontal plate 14, the limit block 15 at the bottom of the horizontal plate 14 passes through the through groove at the top of the rotating block 8 and fits with the limit groove 13, so that the limit block 15 limits and fixes the position of the round block 12, so as to facilitate the replacement of the clamp head 10, and realize the purpose of improving the clamping efficiency through the setting of the clamping mechanism 4 and the rotating column 6 and the limit rod 7.

[0040] See also Figures 1 to 6 As an embodiment of the utility model, one end of the bottom of the support seat A2 and the support seat B3 are both arranged inside the groove opened on the base 1, the support seat A2 is arranged at one end of the groove and is slidably connected to the inner wall of the groove, and the support seat B3 is arranged at the other end of the groove and is fixedly connected to the inner wall of the groove.

[0041] Preferably, the support seat A2 and the support seat B3 are connected by an electric telescopic rod 21, one end of the electric telescopic rod 21 is fixedly connected to the support seat B3, and one end of the output shaft of the electric telescopic rod 21 is fixedly connected to the support seat A2. The purpose of this arrangement is to achieve the purpose of accurately controlling the distance between the support seat A2 and the support seat B3 through the arrangement of the electric telescopic rod 21.

[0042] Preferably, rollers 22 are installed on both sides of the bottom of the support seat A2, and the rollers 22 are in contact with the inner wall of the groove. The purpose of this arrangement is to achieve the purpose of facilitating the movement of the support seat A2 inside the groove through the arrangement of the rollers 22.

[0043] In the embodiment of the utility model, the electric telescopic rod 21 drives the support base A2 to move toward and away from the support base B3 under the action of the roller 22, so as to achieve the purpose of firmly clamping objects of different shapes and sizes through the two sets of clamping mechanisms 4.

[0044] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0045] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fixture with a quickly replaceable fixture head, comprising a base (1) for stabilizing the device and a support seat A (2) and a support seat B (3) for supporting, characterized in that: Also includes: A clamping mechanism (4), wherein the clamping mechanism (4) is provided with two groups and is respectively provided on opposite sides of the top of the support seat A (2) and the support seat B (3), wherein the clamping mechanism (4) comprises a disc (5), a rotating column (6), a connecting component and a limiting component, wherein the connecting component is provided with four groups and is distributed on the disc (5) in a circular array, wherein one end of the rotating column (6) is fixedly connected to the middle of the disc (5), and the other end of the rotating column (6) passes through the support seat A (2) and is rotatably connected to the support seat A (2), wherein a limiting rod (7) is inserted into the top of the support seat A (2), wherein the limiting component is provided on one side of the limiting rod (7) and is connected to the support seat A (2), and wherein the connecting component comprises a rotating block (8), a connecting block (9) and a clamp head (10).

2. A fixture with a quickly replaceable fixture head according to claim 1, characterized in that: The connecting block (9) is fixedly connected to the middle part of one side of the clamp head (10); one end of the connecting block (9) connected to the clamp head (10) is set as a round rod; the end of the connecting block (9) away from the clamp head (10) is set as a rhombus block; the rotating block (8) is rotatably connected with a round block (12) inside; the end of the rotating block (8) away from the disc (5) and the middle part of the round block (12) are both provided with a rhombus through groove (11) matching with the rhombus block; the round block (12) is provided with a limiting groove (13); the limiting groove (13) corresponds to the limiting component.

3. A fixture with a quickly replaceable fixture head according to claim 1, characterized in that: One end of the rotating block (8) away from the clamp head (10) is arranged inside a groove opened on the disc (5) and is hinged to the disc (5).

4. A fixture with a quickly replaceable fixture head according to claim 1, characterized in that: The limiting assembly comprises a spring (17), a vertical rod (16), a horizontal plate (14) and a limiting block (15); the vertical rod (16) is fixedly connected to the top of the support seat A (2); one end of the horizontal plate (14) is sleeved on the outside of the vertical rod (16) and is slidably connected to the vertical rod (16); the bottom of the other end of the horizontal plate (14) is fixedly connected with a limiting block (15) that fits with the limiting groove (13); a through groove for the limiting block (15) to pass through is formed on the rotating block (8); the spring (17) is sleeved on the outside of the bottom of the vertical rod (16), and the two ends are respectively fixedly connected to the support seat A (2) and the bottom of the horizontal plate (14).

5. A fixture with a quickly replaceable fixture head according to claim 2, characterized in that: When the round block (12) is in the initial position, the rhombus-shaped through groove (11) on the round block (12) corresponds to the rhombus-shaped through groove (11) on the rotating block (8); the bottom of the round block (12) in the initial position is fixedly connected to an iron block A (18); and a sliding groove is provided inside the rotating block (8) for only allowing the iron block A (18) to rotate 90 degrees.

6. A fixture with a quickly replaceable fixture head according to claim 5, characterized in that: Magnets (19) magnetically connected to the iron block A (18) are respectively fixedly mounted at both ends of the slide slot for only allowing the iron block A (18) to rotate 90 degrees.

7. A fixture with a quickly replaceable fixture head according to claim 1, characterized in that: A cross-shaped through hole (20) is provided on one end of the rotating column (6) away from the disc (5), and the diameter of the cross-shaped through hole (20) is consistent with the diameter of the bottom round rod of the limiting rod (7).

8. The fixture with a quickly replaceable fixture head according to claim 1, characterized in that: One end of the bottom of the support seat A (2) and the support seat B (3) are both arranged inside a groove opened on the base (1); the support seat A (2) is arranged at one end of the groove and is slidably connected to the inner wall of the groove; the support seat B (3) is arranged at the other end of the groove and is fixedly connected to the inner wall of the groove.

9. A fixture with a quickly replaceable fixture head according to claim 1, characterized in that: The support base A (2) and the support base B (3) are connected via an electric telescopic rod (21); one end of the electric telescopic rod (21) is fixedly connected to the support base B (3); and one end of the output shaft of the electric telescopic rod (21) is fixedly connected to the support base A (2).

10. The fixture with a quickly replaceable fixture head according to claim 1, characterized in that: Rollers (22) are installed on both sides of the bottom of the support seat A (2), and the rollers (22) are in contact with the inner wall of the groove.

Images