Tool clamp for machining equalizing beam

Abstract

The utility model provides a work fixture for processing a balance beam, which belongs to the technical field of fixtures and comprises a bottom plate I. A bottom plate II is detachably and fixedly arranged on the upper surface of the bottom plate I. A rotary oil cylinder I and a rotary oil cylinder II are arranged at two ends of the bottom plate II. The output end of the first rotating oil cylinder is fixedly connected with a first pressing plate used for pressing a balance beam, the output end of the second rotating oil cylinder is fixedly connected with a second pressing plate used for pressing the balance beam, and a first positioning pin base and a second positioning pin base are arranged between the first rotating oil cylinder and the second rotating oil cylinder. A round positioning pin used for positioning a balance beam is fixedly arranged at the upper end of the first positioning pin base, and a rhombic positioning pin used for orienting the balance beam is fixedly arranged on the second positioning pin base. The tool clamp is compatible with positioning and clamping of the front balance beam and the rear balance beam, time and labor are saved during production changing, convenience and rapidness are achieved, cost is reduced, production changing can be achieved rapidly, and a large amount of manpower and material resources and time cost are saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fixture, specifically relates to a tool fixture for equalizing beam machining. BACKGROUND

[0002] With the continuous progress of science and technology, many commercial vehicles adopt air suspension structure, and air spring is one of the accessories of the air suspension structure of the vehicle, the air spring is supported by an equalizing beam, and the equalizing beam is divided into front left / right symmetrical parts and rear left / right symmetrical parts on the vehicle chassis, due to the structural characteristics of the equalizing beam product, the machining process of the equalizing beam is the same, but in the realization process of the product, tool fixtures need to be designed respectively, which is high in cost and cannot realize quick production change, resulting in waste of a large amount of manpower, material resources and time cost.

[0003] Therefore, we propose a tool fixture for equalizing beam machining without additional tool fixtures. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a tool fixture for equalizing beam machining to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] The utility model provides a tool fixture for equalizing beam machining, which comprises a bottom plate one, the upper surface of the bottom plate one is detachably fixed with a bottom plate two, when the bottom plate two is fixed at one end close to the bottom plate one, the tool fixture is in a first working state, when the bottom plate two is fixed at the other end close to the bottom plate one, the tool fixture is in a second working state.

[0007] Both ends of the bottom plate two are provided with rotary oil cylinders one and two, the output end of the rotary oil cylinder one is fixedly connected with a pressing plate one for pressing the equalizing beam, the output end of the rotary oil cylinder two is fixedly connected with a pressing plate two for pressing the equalizing beam, positioning pin bases one and two are arranged between the rotary oil cylinders one and two, the upper end of the positioning pin base one is fixedly provided with a circular positioning pin for positioning the equalizing beam, and the positioning pin base two is fixedly provided with a rhombic positioning pin for positioning the equalizing beam.

[0008] Further, both ends of the bottom plate one are provided with auxiliary support hydraulic oil cylinders one and two for supporting and positioning the equalizing beam, and the bottom plate two is arranged between the auxiliary support hydraulic oil cylinders one and two.

[0009] Further, the auxiliary support hydraulic oil cylinders one and two are mounted on the bottom plate one through bolts.

[0010] Further, the bottom plate one and the bottom plate two are both rectangular plates, and the length-width ratio of the bottom plate one is larger than that of the bottom plate two, and the bottom plate one and the bottom plate two are connected through bolts.

[0011] Further, the rotary oil cylinder one, the rotary oil cylinder two, the positioning pin base one and the positioning pin base two are all installed on the bottom plate two through bolts.

[0012] Further, the circular positioning pin comprises a circular positioning pin body and a circular positioning pin head, the circular positioning pin body is cylindrical, and the circular positioning pin head is cylindrical.

[0013] Further, the circular positioning pin comprises a circular positioning pin body and a circular positioning pin head, the circular positioning pin body is cylindrical, and the circular positioning pin head is cylindrical.

[0014] Further, the upper end of the positioning pin base one and the positioning pin base two is provided with a positioning hole, the circular positioning pin body is assembled with the positioning hole on the positioning pin base one, and the rhombic positioning pin body is assembled with the positioning hole on the positioning pin base two.

[0015] Compared with the prior art, the utility model has the following technical effects:

[0016] 1. In the utility model, the equalizing beam is placed on the positioning pin base one and the positioning pin base two, the circular positioning pin positions the equalizing beam, the rhombic positioning pin orients the equalizing beam, after the equalizing beam is placed, the rotary oil cylinder one drives the pressing plate one to rotate to the specified position and presses the equalizing beam, the rotary oil cylinder two drives the pressing plate two to rotate to the predetermined position and presses the equalizing beam, then the equalizing beam is processed, after the equalizing beam is processed, when the left-right symmetrical parts of the front equalizing beam or the rear equalizing beam are changed, only the bottom plate two needs to be moved to the corresponding position and fixed by bolts; when the front equalizing beam and the rear equalizing beam are changed, only the positioning pin base and the positioning pin need to be replaced, and then the bottom plate two is moved to the corresponding position and fixed by bolts. The tool fixture realizes the compatibility processing problem of the left-right symmetrical parts of the front equalizing beam or the rear equalizing beam by adjusting the position of the bottom plate two, realizes the compatibility processing problem of the front equalizing beam and the rear equalizing beam by adjusting the position of the bottom plate two and replacing the positioning pin base and the positioning pin, reduces the cost and realizes the rapid change.

[0017] 2. In the utility model, the two ends of the bottom plate one are provided with the auxiliary supporting hydraulic oil cylinder one and the auxiliary supporting hydraulic oil cylinder two, after the pressing plate one and the pressing plate two press the equalizing beam, the output ends of the auxiliary supporting hydraulic oil cylinder one and the auxiliary hydraulic oil cylinder two ascend and tightly press the two ends of the equalizing beam, the rigidity of the equalizing beam in the processing process is improved, and the phenomenon that the equalizing beam shakes and the rigidity is insufficient to cause the vibration of the cutter is prevented. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The whole structure schematic diagram of the tool fixture of the embodiment of the utility model;

[0019] Figure 2 The schematic diagram of the tool fixture of the embodiment of the utility model is in the first working condition;

[0020] Figure 3 The schematic diagram of the tool fixture of the embodiment of the utility model is in the second working condition;

[0021] Figure 4 The front view of the round positioning pin of the embodiment of the utility model;

[0022] Figure 5 The side view of the round positioning pin of the embodiment of the utility model;

[0023] Figure 6 The front view of the rhombus positioning pin of the embodiment of the utility model;

[0024] Figure 7 The side view of the rhombus positioning pin of the embodiment of the utility model;

[0025] Figure 8 The structure schematic diagram of the positioning pin base of the embodiment of the utility model.

[0026] In the drawing: 1, bottom plate one, 2, bottom plate two, 3, auxiliary support hydraulic oil cylinder one, 4, auxiliary support hydraulic oil cylinder two, 5, rotary oil cylinder one, 6, rotary oil cylinder two, 7, pressing plate one, 8, pressing plate two, 9, positioning pin base one, 10, positioning pin base two, 11, round positioning pin, 111, round positioning pin body, 112, round positioning pin head, 12, rhombus positioning pin, 121, rhombus positioning pin body, 122, rhombus positioning pin head, 13, balanced beam, 14, bolt, 15, moving groove, 16, positioning hole. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] Please refer to Figures 1 to 8The embodiment provides a tool clamp for balanced beam machining, which comprises a bottom plate one 1, the bottom plate one 1 is in the shape of a rectangular plate, a detachable bottom plate two 2 is fixed on the upper surface of the bottom plate one 1, the bottom plate two 2 is also in the shape of a rectangular plate, and the length and width of the bottom plate one 1 are larger than those of the bottom plate two 2. Figure 2 As shown in the figure. The bottom plate one 1 and the bottom plate two 2 are connected through bolts 14, when the balanced beam 13 is changed, the bolts 14 are loosened, the bolts 14 can move in the moving grooves 15, so that the bottom plate two 2 can be moved to the corresponding position. When the bolts 14 move to the leftmost end of the moving grooves 15, that is, the bottom plate two 2 is fixed on the left end of the bottom plate one 1, at this time, it is the first working state of the tool clamp, as shown in the figure. Figure 2 In the first working state, the tool clamp can position and clamp one balanced beam 13 of the left-right symmetrical parts of the front balanced beam and one balanced beam 13 of the left-right symmetrical parts of the rear balanced beam. When the bolts 14 move to the rightmost end of the moving grooves 15, that is, the bottom plate two 2 is fixed on the right end of the bottom plate one 1, at this time, it is the second working state of the tool clamp, as shown in the figure. Figure 3 In the second working state, the tool clamp can position and clamp the other balanced beam 13 of the left-right symmetrical parts of the front balanced beam and the other balanced beam 13 of the left-right symmetrical parts of the rear balanced beam. In the second working state, the tool clamp can position and clamp the front right balanced beam and the rear right balanced beam.

[0029] Specifically, the two ends of the bottom plate two 2 are fixedly installed with rotary oil cylinders one 5 and rotary oil cylinders two 6 through the bolts 14, the output end of the rotary oil cylinders one 5 is fixedly connected with a pressing plate one 7, the pressing plate one 7 is used for pressing the balanced beam 13, the output end of the rotary oil cylinders two 6 is fixedly connected with a pressing plate two 8, the pressing plate two 8 is used for pressing the balanced beam 13. Positioning pin bases one 9 and positioning pin bases two 10 are arranged between the rotary oil cylinders one 5 and the rotary oil cylinders two 6, the positioning pin bases one 9 and the positioning pin bases two 10 are installed on the bottom plate two 2 through the bolts 14. A circular positioning pin 11 is fixedly arranged on the upper end of the positioning pin bases one 9, the circular positioning pin 11 is used for positioning the balanced beam 13, a rhombic positioning pin 12 is fixedly arranged on the positioning pin bases two 10, the rhombic positioning pin 12 is used for positioning the balanced beam 13.

[0030] Specifically, during work, according to the balanced beam 13 to be processed, the bottom plate two 2 is moved to the corresponding position and fixed by using the bolts 14, the balanced beam 13 is placed on the positioning pin base one 9 and the positioning pin base two 10, the circular positioning pin 11 positions the balanced beam 13, the rhombic positioning pin 12 orients the balanced beam 13, after the balanced beam 13 is placed, the rotary oil cylinder one 5 drives the pressing plate one 7 to rotate to the specified position to press the balanced beam 13, the rotary oil cylinder two 6 drives the pressing plate two 8 to rotate to the predetermined position to press the balanced beam 13, then the processing equipment starts to process the balanced beam 13, after the processing is completed, if the left-right symmetrical parts of the front balanced beam or the rear balanced beam are changed, only the bottom plate two 2 needs to be moved to the corresponding position and fixed by using the bolts 14. If the front balanced beam and the rear balanced beam are changed, only the positioning pin base and the positioning pin need to be replaced, and then the bottom plate two 2 needs to be moved to the corresponding position and fixed by using the bolts 14.

[0031] Specifically, according to the balanced beam 13 to be processed, the bottom plate two 2 is adjusted to realize the compatibility processing problem of the left-right symmetrical parts of the front balanced beam or the rear balanced beam, the position of the bottom plate two 2 is adjusted and the positioning pin base and the positioning pin are replaced to realize the compatibility processing problem of the front balanced beam and the rear balanced beam. Under the premise of ensuring the processing precision, the tooling fixture of the application can realize the positioning and clamping of the front balanced beam and the rear balanced beam, saves time and labor when changing production, is convenient and fast, reduces the cost, and can quickly change production, saves a lot of manpower, material resources and time cost, and the compatibility idea can also be popularized to more other similar balanced beam machining processes to save cost and reduce the burden of workshop change.

[0032] Specifically, the rotary oil cylinder one 5 and the rotary oil cylinder two 6 used in the embodiment are prior art, which will not be described in detail. In addition, the specific model of the rotary oil cylinder one 5 and the rotary oil cylinder two 6 needs to be determined according to the actual processing requirements of the balanced beam 13.

[0033] Specifically, the circular positioning pin 11 includes a circular positioning pin body 111 and a circular positioning pin head 112, the circular positioning pin body 111 is cylindrical, and the circular positioning pin head 112 is cylindrical. The rhombic positioning pin 12 includes a rhombic positioning pin body 121 and a rhombic positioning pin head 122, the rhombic positioning pin body 121 is cylindrical, and the rhombic positioning pin head 122 is prismatic. The upper ends of the positioning pin base one 9 and the positioning pin base two 10 are provided with positioning holes 16, the circular positioning pin body 111 is assembled with the positioning hole 16 on the positioning pin base one 9, and the rhombic positioning pin body 121 is assembled with the positioning hole 16 on the positioning pin base two 10.

[0034] Specific, in order to solve the vibration, rigidity of the equalizing beam 13 in the process of insufficient and lead to the vibration of the cutter, the auxiliary support hydraulic cylinder one 3 and the auxiliary support hydraulic cylinder two 4 for supporting and positioning the equalizing beam 13 are fixedly installed on both ends of the bottom plate one 1 through the bolts 14, and the bottom plate two 2 is installed between the auxiliary support hydraulic cylinder one 3 and the auxiliary support hydraulic cylinder two 4.

[0035] Specific, through the auxiliary support hydraulic cylinder one 3 and the auxiliary support hydraulic cylinder two 4 arranged at both ends of the bottom plate one 1, after the pressing plate one 7 and the pressing plate two 8 press the equalizing beam 13, the output ends of the auxiliary support hydraulic cylinder one 3 and the auxiliary support hydraulic cylinder two 4 rise and respectively tightly press both ends of the equalizing beam 13, so that the rigidity of the equalizing beam 13 in the process is improved, and the vibration of the cutter caused by the vibration and the insufficient rigidity of the equalizing beam 13 in the process is avoided.

[0036] Specific, the working principle of the utility model is as follows: if the equalizing beam 13 to be machined is the front left equalizing beam, the bottom plate two 2 is moved to the left end of the bottom plate one 1 and fixed by the bolts 14, the front left equalizing beam is placed on the positioning pin base one 9 and the positioning pin base two 10, the circular positioning pin 11 positions the front left equalizing beam, the rhombic positioning pin 12 orients the front left equalizing beam, after the front left equalizing beam is placed, the rotating cylinder one 5 drives the pressing plate one 7 to rotate to the specified position and press the front left equalizing beam, the rotating cylinder two 6 drives the pressing plate two 8 to rotate to the predetermined position and press the front left equalizing beam, after the pressing plate one 7 and the pressing plate two 8 press the front left equalizing beam, the output ends of the auxiliary support hydraulic cylinder one 3 and the auxiliary support hydraulic cylinder two 4 rise and respectively tightly press both ends of the front left equalizing beam, then the machining equipment starts to machine the front left equalizing beam, after the front left equalizing beam is machined, if the next equalizing beam 13 to be machined is the front right equalizing beam, the bottom plate two 2 is moved to the right end of the bottom plate one 1 and fixed by the bolts 14, the front right equalizing beam is positioned and clamped by the tool clamp, then the machining equipment machines the front right equalizing beam, after the front right equalizing beam is machined, if the next equalizing beam 13 to be machined is the rear left equalizing beam, the bottom plate two 2 is moved to the left end of the bottom plate one 1 and fixed by the bolts 14, and the positioning pin base one 9, the positioning pin base two 10, the circular positioning pin 11 and the rhombic positioning pin 12 are replaced, then the rear left equalizing beam is positioned and clamped by the tool clamp, then the machining equipment machines the rear left equalizing beam, after the rear left equalizing beam is machined, the tool clamp is adjusted according to the next equalizing beam 13 to be machined, and then machining is carried out.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An equalizer beam processing tooling jig characterized by, It includes the bottom plate one (1), the upper surface of the bottom plate one (1) is detachably fixed with the bottom plate two (2), when the bottom plate two (2) is fixed at one end close to the bottom plate one (1), the tool clamp is in the first working state, when the bottom plate two (2) is fixed at the other end close to the bottom plate one (1), the tool clamp is in the second working state; The both ends of the bottom plate two (2) are provided with rotary oil cylinder one (5) and rotary oil cylinder two (6), the output end of the rotary oil cylinder one (5) is fixedly connected with the pressing plate one (7) for pressing the equalizing beam (13), the output end of the rotary oil cylinder two (6) is fixedly connected with the pressing plate two (8) for pressing the equalizing beam (13), the rotary oil cylinder one (5), rotary oil cylinder two (6) are provided with positioning pin base one (9) and positioning pin base two (10) between them, the upper end of the positioning pin base one (9) is fixedly provided with the circular positioning pin (11) for positioning the equalizing beam (13), the positioning pin base two (10) is fixedly provided with the rhombic positioning pin (12) for positioning the equalizing beam (13).

2. The jig clamp for equalizing beam processing according to claim 1, characterized by, The both ends of the bottom plate one (1) are provided with auxiliary support hydraulic oil cylinder one (3) and auxiliary support hydraulic oil cylinder two (4) for supporting and positioning the equalizing beam (13), the bottom plate two (2) is arranged between the auxiliary support hydraulic oil cylinder one (3) and the auxiliary hydraulic oil cylinder two (4).

3. The jig clamp for equalizing beam processing according to claim 2, characterized by, The auxiliary support hydraulic oil cylinder one (3) and the auxiliary support hydraulic oil cylinder two (4) are both mounted on the bottom plate one (1) through the bolt (14).

4. The jig clamp for equalizing beam processing according to Claim 1, wherein The bottom plate one (1) and the bottom plate two (2) are both rectangular plates, and the length and width of the bottom plate one (1) are both larger than those of the bottom plate two (2), and the bottom plate one (1) and the bottom plate two (2) are connected through the bolt (14).

5. The equalizer beam processing fixture of claim 1, wherein The rotary oil cylinder one (5), the rotary oil cylinder two (6), the positioning pin base one (9) and the positioning pin base two (10) are all mounted on the bottom plate two (2) through the bolt (14).

6. The equalizer beam processing fixture of claim 1, wherein The circular positioning pin (11) comprises a circular positioning pin body (111) and a circular positioning pin head (112), the circular positioning pin body (111) is cylindrical, and the circular positioning pin head (112) is cylindrical.

7. The jig clamp for equalizing beam machining according to Claim 6, wherein The rhombic positioning pin (12) comprises a rhombic positioning pin body (121) and a rhombic positioning pin head (122), the rhombic positioning pin body (121) is cylindrical, and the rhombic positioning pin head (122) is prismatic.

8. The jig clamp for equalizing beam machining according to Claim 7, wherein The upper end of the positioning pin base one (9) and the positioning pin base two (10) is provided with a positioning hole (16), the circular positioning pin body (111) is assembled with the positioning hole (16) on the positioning pin base one (9), and the rhombic positioning pin body (121) is assembled with the positioning hole (16) on the positioning pin base two (10).

Images