Novel two-way inner supporting structure

Abstract

The utility model provides a novel two-way inner supporting structure which is high in positioning precision for parts such as supports, and the parts are not prone to deformation when clamped. The fixing device comprises a base, a left vertical plate and a right vertical plate which are installed on the base side by side, and is characterized in that clamping grooves are formed in the inner sides of the tails of the left vertical plate and the right vertical plate respectively, a supporting main plate is installed in the clamping grooves in a clamped mode to be connected with the left vertical plate and the right vertical plate, and a fixed-point supporting block and a fixing base are installed in the middle of the supporting main plate side by side; a two-way inner supporting mechanism is arranged above the fixing base.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of support part positioning device, in particular to a novel bidirectional inner supporting structure. BACKGROUND

[0002] Some support parts are complex in shape, soft in material, and the blank size cannot be consistent. The traditional positioning method cannot guarantee that all positioning points are tightly attached, resulting in reduced positioning accuracy, and the parts are prone to deformation when clamped. SUMMARY

[0003] In view of the defects of low positioning accuracy of traditional support parts and easy deformation of parts when clamped, the present application provides a novel bidirectional inner supporting structure which has high positioning accuracy for support parts and is not prone to deformation when the parts are clamped.

[0004] The present application provides the following technical scheme: a novel bidirectional inner supporting structure, comprising a base, left and right vertical plates installed side by side on the base, characterized in that: the inner side of the tail of the left and right vertical plates is respectively provided with a clamping groove, the support main plate is clamped in the clamping groove to connect the left and right vertical plates, the middle part of the support main plate is installed with a fixed point supporting block and a fixed seat side by side, and the upper part of the fixed seat is provided with a bidirectional inner supporting mechanism.

[0005] Further characterized in that:

[0006] The bidirectional inner supporting mechanism comprises a guide block, the guide block is in the shape of a convex character and the head and both sides are provided with grooves, a locking oil cylinder is installed on the support main plate behind the guide block, the oil cylinder rod of the locking oil cylinder penetrates the head position of the support main plate and is rotationally connected to the head of the guide block, the same locking mandrel is rotationally connected to both sides of the guide block, the lower part of the rod head of the locking mandrel extending out of the guide block is provided with a bidirectional supporting mandrel, the outer part of the bidirectional supporting mandrel is sleeved with a protection block, the head of the bidirectional supporting mandrel is installed on both ends of the protection block, and a bidirectional stretching spring is arranged in the middle part; the surface of the shaft body on both sides of the bidirectional supporting mandrel is provided with a clamping groove matched with the locking mandrel;

[0007] The head and bottom of the front surface of the support main plate are respectively provided with an upper transmission beam and a lower transmission beam, the oblique oil cylinder is installed on the facing surface of the upper transmission beam and the lower transmission beam, the head of the oil cylinder rod extending out of the oblique oil cylinder is installed with an oblique pressure head, the main pressure base and the support main plate are fixedly connected between the lower transmission beam and the left vertical plate, the main pressure base is installed with a main pressure single-acting oil cylinder moving towards the support main plate, the head of the oil cylinder rod of the main pressure single-acting oil cylinder is installed with a main pressure head, and the head end surface of the fixed point supporting block is installed with a supporting head matched with the main pressure head;

[0008] The inner end of the fixed seat is fixedly connected with a constant pressure platform, the outer end of the fixed seat is provided with the same and symmetrical support heads, a fixed groove is formed in the outer end of the position close to the support head, the fixed groove is provided with a fixed block, and the both ends of the fixed block are provided with support heads;

[0009] The head side of the fixed point support block is provided with a protrusion, the side of the fixed point support block close to the protrusion is provided with an oil cylinder side moving rod, the head of the oil cylinder side moving rod is provided with a moving pressing block, the both ends of the moving pressing block are provided with pressing heads, the middle part of the oil cylinder side moving rod is rotationally connected with the protrusion of the fixed point support block, a side single-action oil cylinder is arranged between the fixed point support block and the fixed seat, the bottom of the side single-action oil cylinder is fixed to the side of the fixed seat, and the head is rotationally connected with the position of the body of the fixed point support block and the tail of the oil cylinder side moving rod;

[0010] The bottom of the constant pressure platform is provided with an oil cylinder fixed seat, the oil cylinder fixed seat is provided with a fixed extension rod extending to one side, and the oil cylinder fixed seat is arranged on the connecting rod oil cylinder at the rear of the fixed seat of the support main plate;

[0011] The oil rod of the connecting rod oil cylinder is provided with a connecting plate ring and a fixed connection center pressing head on the head of the oil cylinder fixed seat, the middle part of the center pressing head is rotationally connected with the fixed extension rod through a No. 1 connecting plate, the bottom of the center pressing head is rotationally connected with the head of the connecting plate ring through a No. 3 connecting plate, and the body of the connecting plate ring is rotationally connected with the middle part of the No. 1 connecting plate and the No. 2 connecting plate.

[0012] In the above technical solution, the present application provides technical effects and advantages:

[0013] By arranging the bidirectional inner support mechanism to support the inside of the soft workpiece in two directions, the soft workpiece is fixed on the left and right sides under the joint action of the moving pressing block and the fixed block, the left center of the soft workpiece is fixed by the support heads of the main pressing head and the positioning support block, the upper and lower surfaces of the right side of the soft workpiece are fixed by the support heads on the fixed seat and the oblique pressing head, and the center pressing head presses the soft workpiece to the positioning platform. In the machining process, such soft support workpieces are firmly fixed and will not be displaced or vibrated due to cutting force or gravity, which greatly improves the stability of the clamped workpieces, indirectly ensures the machining precision and surface quality, reduces the deformation of the soft workpiece in the machining process by arranging the clamping force suitable for the stress direction of the workpiece, ensures the geometric shape and size precision of the workpiece, improves the product quality, and optimizes the cutting efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure working schematic diagram of the present application;

[0015] Figure 2 It is a whole frame structure schematic diagram of the present application;

[0016] Figure 3 is a top view of the internal mechanism of the present application;

[0017] Figure 4 is a schematic view of the workpiece inner support of the present application;

[0018] Figure 5 is a schematic view of the fixed seat and fixed point support block structure of the present application;

[0019] Figure 6 is a schematic view of the fixed seat and fixed point support block structure of the present application;

[0020] Figure 7 is a schematic view of the bidirectional support mechanism of the present application;

[0021] Figure 8 is a schematic view of the center pressing head of the present application.

[0022] BRIEF DESCRIPTION OF DRAWINGS

[0023] 1, base; 2, left vertical plate; 3, right vertical plate; 4, support main plate; 5, locking mandrel; 6, bidirectional support mandrel; 7, connecting rod oil cylinder; 8, main pressing single-acting oil cylinder; 9, side single-acting oil cylinder; 10, center pressing head; 11, moving pressing block; 12, main pressing head; 13, oblique pressing head; 14, upper transmission beam; 15, lower transmission beam; 16, guide block; 17, fixed seat; 18, fixed block; 19, fixed point support block; 20, oil cylinder side moving rod; 21, fixed pressure table; 22, oil cylinder fixed seat; 23, No. 1 connecting plate; 24, No. 2 connecting plate; 25, No. 3 connecting plate; 26, locking oil cylinder. DETAILED DESCRIPTION

[0024] See Figure 1 , Figure 3 , Figure 4 , Figure 7 , the present application comprises a base 1, the base 1 is provided with a left vertical plate 2 and a right vertical plate 3 arranged side by side, the tail inner side of the left vertical plate 2 and the right vertical plate 3 is respectively provided with a clamping groove, the support main plate 4 is clamped in the clamping groove to connect the left vertical plate 2 and the right vertical plate 3, the support main plate 4 is provided with a fixed point support block 19 and a fixed seat 17 arranged side by side at the middle part, the fixed seat 17 is provided with a bidirectional inner support mechanism above, the bidirectional inner support mechanism comprises a guide block 16, the guide block 16 is in the shape of a convex character and is provided with a recess at the head and both sides, the support main plate 4 behind the guide block 16 is provided with a locking oil cylinder 26, the oil cylinder rod of the locking oil cylinder 26 penetrates the head position of the support main plate 4 and is rotationally connected to the head of the guide block 16 (see Figure 7), the guiding block 16 is rotatably connected with the same locking arbor 5 on both sides, the locking arbor 5 is provided with a bidirectional supporting arbor 6 below the locking rod head, the bidirectional supporting arbor 6 is externally sleeved with a protection block, the bidirectional supporting arbor 6 is provided with a supporting head at both end heads extending out from both sides of the protection block, a bidirectional stretching spring is arranged at the middle part, the bidirectional supporting arbor 6 is provided with a clamping groove on the surface of the shaft body on both sides and is matched with the locking arbor 5, the bidirectional stretching spring extends outward to support the shaft body of the bidirectional supporting arbor 6, at this time, the locking arbor 5 enters the clamping groove of the bidirectional supporting arbor 6 to lock and fix the bidirectional supporting arbor 6.

[0025] See Figure 2 , the supporting main plate 4 is provided with an upper transmission beam 14 and a lower transmission beam 15 at the head and the bottom respectively, the upper transmission beam 14 and the lower transmission beam 15 are both provided with an inclined oil cylinder on the facing surface, the oil cylinder rod head of the inclined oil cylinder is provided with an inclined pressing head 13, the lower transmission beam 15 and the left vertical plate 2 are provided with a main pressing base fixedly connected with the supporting main plate 4, the main pressing base is provided with a main pressing single-acting oil cylinder 8 moving towards the supporting main plate 4, the oil cylinder rod head of the main pressing single-acting oil cylinder 8 is provided with a main pressing head 12, and the head end surface of the fixed-point supporting block 19 is provided with a supporting head matched with the main pressing head 12.

[0026] See Figure 5 , Figure 6 , the fixed seat 17 is fixedly connected with a fixed-pressure table 21 below the inner end, the outer end inclined surface of the fixed seat 17 is provided with the same and symmetrical supporting heads, the outer end inclined surface close to the supporting head is provided with a fixed groove, the fixed groove is provided with a fixed block 18, the fixed block 18 is provided with a supporting head at both end heads, the head side of the fixed-point supporting block 19 is provided with a convex block, the fixed-point supporting block 19 is provided with an oil cylinder side moving rod 20 on the side of the convex block, the oil cylinder side moving rod 20 is provided with a moving pressing block 11 at the head, the moving pressing block 11 is provided with a pressing head at both ends, the oil cylinder side moving rod 20 is rotatably connected with the convex block of the fixed-point supporting block 19 at the middle part, the fixed-point supporting block 19 and the fixed seat 17 are provided with a side single-acting oil cylinder 9, the cylinder bottom of the side single-acting oil cylinder 9 is arranged on the side surface of the fixed seat 18, and the head is rotatably connected with the block body of the fixed-point supporting block 19 and the tail position of the oil cylinder side moving rod 20.

[0027] See Figure 3 , Figure 8, the fixed extension rod of the oil cylinder fixing base 22 extends to one side, the oil cylinder fixing base 22 is installed on the connecting rod oil cylinder 7 fixedly connected at the rear of the support main plate 4, the oil rod of the connecting rod oil cylinder 7 penetrates the head of the oil cylinder fixing base 22, the connecting plate connecting ring is sleeved on the head of the oil cylinder fixing base 22 and is fixedly connected with the center pressing head 10, the center pressing head 10 is rotationally connected with the fixed extension rod through the first connecting plate 23 at the middle position of the center pressing head 10, the center pressing head 10 is rotationally connected with the head of the connecting plate connecting ring through the third connecting plate 25, the connecting plate connecting ring is rotationally connected with the middle position of the first connecting plate 23 and the second connecting plate 24, when the oil rod is extended, the center pressing head 10 is driven to move upwards through the rotation of the first connecting plate 23, the second connecting plate 24 and the third connecting plate 25 to fix the part on the table surface of the fixed pressure head 12 (see Figure 1 ).

[0028] The working principle of the present application is as follows:

[0029] The drawings attached to the specification Figures 1-8 When the present application is used, first, when the part is clamped, the locking mandrel 5 is in the retracted state, the part is loaded into the tool, the bidirectional supporting mandrel 6 is supported from the inside of the part under the action of the bidirectional tension spring, and the side single-acting oil cylinder 9 is started to push the moving pressing block 11, which is supported on both sides of the part under the joint action of the fixed block 18, so that the part is pressed in the horizontal direction, the locking mandrel 5 drives the locking bidirectional supporting mandrel 6 through the locking oil cylinder 26, so that the part is positioned and oriented, the main pressing single-acting oil cylinder 8 is started, the main pressing head 12 is pressed on the left side of the part under the joint action of the support head on the fixed point supporting block 19, so that the left side of the part is pressed in the vertical direction, the connecting rod oil cylinder 7 pushes the center pressing head 10 to fix the part on the fixed pressure table 21, so that the bottom center of the part is pressed in the rotational direction, the inclined oil cylinder on the upper transmission beam 14 and the lower transmission beam 15 is started to push the inclined pressing head 13, which is pressed on the right side of the part under the joint action of the support head on the fixed base 17, so that the right side of the part is pressed in the inclined direction, the effect of the part being clamped is achieved, the stability of the part being machined is ensured, the positioning is accurate, and the cutting efficiency is improved.

Claims

1. A new bidirectional inner support structure comprising a base, a left vertical plate and a right vertical plate installed side by side on the base, characterized in that: The tail inner side of the left and right vertical plates is respectively provided with a clamping groove, the support main plate is clamped in the clamping groove to connect the left and right vertical plates, the middle part of the support main plate is provided with a fixed point support block and a fixed seat in parallel, and the upper part of the fixed seat is provided with a bidirectional inner supporting mechanism.

2. The novel bidirectional internal bracing structure according to claim 1, characterized in that: The bidirectional inner supporting mechanism comprises a guide block, the guide block is in the shape of a convex character and is provided with a groove at the head and both sides, a locking oil cylinder is installed on the support main plate behind the guide block, the oil cylinder rod of the locking oil cylinder penetrates the head part of the support main plate and is rotationally connected with the head of the guide block, the same locking mandrel is rotationally connected with the both sides of the guide block, the locking mandrel extends out of the lock rod head, the lower part of the lock rod head is provided with a bidirectional supporting mandrel, the outer part of the bidirectional supporting mandrel is provided with a protection block, the both ends of the bidirectional supporting mandrel are provided with support heads extending out of the both sides of the protection block, the middle part is provided with a bidirectional stretching spring, and the both sides of the bidirectional supporting mandrel are provided with clamping grooves matched with the locking mandrel.

3. The novel bidirectional internal bracing structure according to claim 1, characterized in that: The head part and the bottom part of the front face of the support main plate are respectively provided with an upper transmission beam and a lower transmission beam, the opposite faces of the upper transmission beam and the lower transmission beam are respectively provided with an inclined oil cylinder, the oil cylinder rod head of the inclined oil cylinder extends out and is provided with an inclined pressure head, the lower transmission beam and the left vertical plate are provided with a main pressure base and a support main plate fixedly connected, the main pressure base is provided with a main pressure single-acting oil cylinder moving towards the support main plate, the oil cylinder rod head of the main pressure single-acting oil cylinder is provided with a main pressure head, and the head end face of the fixed point support block is provided with a support head matched with the main pressure head.

4. The novel bidirectional internal bracing structure according to claim 3, characterized in that: The inner end of the fixed seat is fixedly connected with a constant pressure table, the outer end inclined surface of the fixed seat is provided with the same and symmetrical support heads, the outer end inclined surface close to the support head is provided with a fixed groove, the fixed groove is clamped with a fixed block, and the both ends of the fixed block are provided with support heads.

5. The novel bidirectional internal bracing structure according to claim 4, characterized in that: The head side of the fixed point support block is provided with a convex block, the side of the fixed point support block close to the convex block is provided with an oil cylinder side moving rod, the head of the oil cylinder side moving rod is provided with a moving pressure block, the both ends of the moving pressure block are provided with pressure heads, the middle part of the oil cylinder side moving rod and the convex block of the fixed point support block are rotationally connected, the fixed point support block and the fixed seat are provided with a side single-acting oil cylinder, the cylinder bottom of the side single-acting oil cylinder is installed on the side face of the fixed seat, and the head is rotationally connected with the block body of the fixed point support block and the tail part of the oil cylinder side moving rod.

6. The novel bidirectional internal bracing structure according to claim 5, characterized in that: The lower part of the constant pressure table is provided with an oil cylinder fixing seat, the oil cylinder fixing seat is provided with a fixed extension rod extending to one side, and the oil cylinder fixing seat is installed on the connecting rod oil cylinder behind the fixedly connected support main plate.

7. The novel bidirectional internal bracing structure according to claim 6, characterized in that: The oil rod of the connecting rod oil cylinder penetrates the head part of the oil cylinder fixing seat, is sleeved with a connecting plate ring and is fixedly connected with a center pressure head, the center pressure head is rotationally connected with the fixed extension rod through a No. 1 connecting plate in the middle part, the center pressure head is rotationally connected with the head part of the connecting plate ring through a No. 3 connecting plate in the bottom part, and the ring body of the connecting plate ring is rotationally connected with the middle part of a No. 2 connecting plate and a No. 1 connecting plate.

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